4[1]Beebe,L.M. ,Takahashi,T. and Uliss- Weltz, R..Pragmatic transfer in ESL refusals. In R. C. Scarcella, E. Andersen and S. C. Krashen(eds), Developing Communicative Competence in a Second Language. Rowley, MA: Newbuty House, 1990,55 - 73.
5[2]Blum- Kulka,S. ,House,J. and Kasper, G. (eds). Cross - GulturalPragmatics: Requests and Apologies. Norwood,NJ:Ablex,1989.
6[3]Corder, S. P.. A role for the mother tongue. In S. Gass and L. Selinker( eds ),Language Transfer in Language Learning. Rev. edn. Amsterdam and Philadelphia:John Benjamins, 1993,18- 31. [Originally published in the 1983 edition of Gass and Selinker. ]
7[4]Dechert,H.W. and Raupach, M. (eds). Transferin Production. Norwood,NJ: Ablex, 1989.
8[5]Dulay,H, Burt, M.and Krashen,S..Language Two. New York:Oxford University Press, 1982.
9[6]Faerch, C. and Kasper, G.. Perspectives on language transfer. Applied Linguistics ,8/2,1987,111 - 36.
10[7]Gass,S..Transference and interference. In H.Goebl,P.H.Nelde and Z. Stary(eds), Contact Linguistics:An international handbook of contemporary research. Vol. 1. Berlin: Walter de Gruyter, 1996,558 - 67.
