[Bazerman, C. (1985) Physicists reading physics: Schema-laden purposes and purpose-laden schema, 2 (1) Written Communication.10.1177/0741088385002001001]Search in Google Scholar
[Brown, P., Levinson, S. (1987) Politeness: Some Universals in Language Usage, CUP, Cambridge10.1017/CBO9780511813085]Search in Google Scholar
[Crompton, P. (1997) Hedging in Academic Writing: Some Theoretical Problems, English for Specific Purposes, no.16 (4)10.1016/S0889-4906(97)00007-0]Search in Google Scholar
[Crystal, D. (1988). On Keeping One’s Hedges in Order. English Today 15.10.1017/S0266078400003540]Search in Google Scholar
[Crystal, D., Davy, D. (1975) Advanced Conversational English, Longman, London]Search in Google Scholar
[Gilbert, N, & Mulkay, M. (1984) Opening Pandora’s Box: A sociological analysis of scientific discourse. Cambridge University Press, Cambridge.]Search in Google Scholar
[House, J., Kasper, G. (1981), Politeness markers in English and German, F. Coulmas (Ed.), Conversational Routine, Mouton, The Hague, pp. 157-18510.1515/9783110809145.157]Search in Google Scholar
[Hyland, K. (1994). Hedging in academic writing and EAP textbooks. English for Specific Purposes, 13.10.1016/0889-4906(94)90004-3]Search in Google Scholar
[Hyland, K., (1995). The author in the text: Hedging scientific writing. Hong Kong Papers in Applied linguistic and language teaching 18.]Search in Google Scholar
[Hyland, K. (1996). Writing without conviction? Hedging in Science Research Articles. Applied Linguistics, 17(4)10.1093/applin/17.4.433]Search in Google Scholar
[James, A. (1983) Compromisers in English: a cross-disciplinary approach to their interpersonal significance. Journal of Pragmatics, 7, pp. 191-20610.1016/0378-2166(83)90052-8]Search in Google Scholar
[Lakoff, G. (1972). Hedges: A study of meaning criteria and the logic of fuzzy concepts. Papers from the Eighth Regional Meeting, Chicago Linguistics Society Papers (Vol. 8, pp. 183-228). Chicago, IL.]Search in Google Scholar
[Low, G., (1996), Intensifiers and hedges in questionnaire items and the lexical invisibility hypothesis. Applied Linguistics, 17 (1) pp. 1-3710.1093/applin/17.1.1]Search in Google Scholar
[Myers, G. (1989). The Pragmatics of Politeness in Scientific Articles. Applied Linguistics 10 (1).10.1093/applin/10.1.1]Search in Google Scholar
[Nash, W. (1990). The stuff these people write. In W. Nash (Ed.), The writing scholar: Studies in academic discourse. Newbury Park, CA: Sage.]Search in Google Scholar
[Quirk, R., Greenbaum, S., Leech, G., Svartik, J. (1972) A Grammar of Contemporary English, Longman, Harlow, Essex]Search in Google Scholar
[Salger-Meyer, F. (1994) Hedges and textual communicative function in medical English written discourse, English for Specific Purposes, 1310.1016/0889-4906(94)90013-2]Search in Google Scholar
[Skelton, J. (1988). The care and maintenance of hedges. ELT Journal, 41, 37-43.10.1093/elt/42.1.37]Search in Google Scholar
[Stubbe, M., Holmes, J. (1995) You know, eh and other ‘exasperating expressions’: an analysis of social and stylistic variation in the use of pragmatic devices in a sample of New Zealand English, Language and. Communication., 15 (1), pp. 63-8810.1016/0271-5309(94)00016-6]Search in Google Scholar
[Stubbs, M. (1986). A matter of prolonged fieldwork: Notes towards a modal grammar of English. Applied Linguistics, 7(l), l-25.10.1093/applin/7.1.1]Search in Google Scholar
[Thomas, J. (1983). Cross-cultural pragmatic failure. Applied linguistics, 4(2), 91-11210.1093/applin/4.2.91]Search in Google Scholar
[Verschueren, J. (1999). Understanding Pragmatics, London: Sage]Search in Google Scholar
[Weinreich, U.(1966). On the semantic structure of English [A]. In J. H. Greenberg (ed.). Universals of Language. Cambridge: MIT Press.]Search in Google Scholar
[Widdowson, H. (1984). Explorations in applied linguistics 2, Oxford University Press, Oxford, UK]Search in Google Scholar
[Wishnoff, J.R. (2000). Hedging your bets: L2 learners’ acquisition of pragmatic devices in academic writing and computed-mediated discourse.Second Language Studies 19(1),]Search in Google Scholar
[Yule, G. (1996). Pragmatics. Oxford: Oxford University Press]Search in Google Scholar