5Deci,E.1992.The relation of interest to the motivation of behavior:A self-determination theory perspective[M].Hillsdale,NJ:Lawrence Erlbaum.
6Gardner,R.C,W.E.Lambert.1972.Attitudes and Motivation in Second Language Learning[M].Rowley,MA:Newbury House.
7Oxford,R.L,J.Shearin.Language learning motivation:Expending the theoretical framework[J].Modern Language Journal,1994,(78):12-28.
8Schumann, J. H. The acculturation model for second-language acquisition [A]. In R. C. Gingras (eds). Second Language Acquisition and Foreign Language Teac hing[C]. Washington . DC:Center for Applied Linguistics, 1978.
9Schumann.J.H. The Neurobiology of Affect in Language [M].Oxford: Blackwell Publishers, 1998.
10Svanes, B. Motivation and cultural distance in second language acquisition[J]. Language Learning. 1987 (37): 341-359.
