1[1]Andersen, H. Markedness and the Theory of Linguistic change [A]. In Andersen, H. (ed.). 2001. Actualization - Linguistic change in Progress[C]. (pp21-57). Amsterdam: John Benjamins Publishing Co. p21
2[2][17][18]Battistella, E.L. 1996. The Logic of Markedness [M]. New York: Oxford University Press. pp9-13; p50; pp133-135
3[3][6]Lyons, J. 1977, Semantics, Volume 1 [M]. Cambridge: Cambridge University Press. pp305-306
4[4][5][7]Trask, R.L. 2000. Historical Linguistics [M]. Shanghai:Foreign Language Teaching and Research Press. pp140-141; pp38-39;pp30-40
5[9]Rosenthal, J. Gender Benders [A]. In Goshgarian, G. (ed.). 1992. (6th ed.). Exploring Language [C]. (pp234-237). New York: Harper Collins Publishers Inc.
6[10]Spender, D. 1980. Man Made Language [M]. London: Routledge& Kangan Paul Ltd. pp16-19
7[12]Campbell, L. 1998. Historical Linguistics: An Introduction [M].Edinburgh: Edinburgh University Press. p59
8[13]Myers-Scotton, C. A Theoretical Introduction to the Markedness Model [A]. In Myers-Scotton, C. (ed.). 1998. Codes and ConsequencesChoosing Linguistic Varieties [C]. (pp 19-37). New York: Oxford University Press
9[14]Myers-Scotton, C. 1993. Social Motivation for Code-switchingEvidence from Africa [M]. Oxford: Clarendon Press.
10[15]Wardhaugh, R. 2000. An Introduction to Sociolinguistics [M].Beijing: Foreign Language Teaching and Research Press. pp160-4
