3Brinton, D.M., M.A. Snow & M.B. Wesche. 1989.Content-based Second Language Instruction [ M].Heinle & Heinle Publishers.
4Burger, S., M. Chrétien, M. Gingras, P. Hauptman & M. Migneron. Le role du professeur de langue dans un cours de matière académique en langue seconde[J ]. La Revue Canadienne des Langues Vivantes 41/2: 397-402.
5Burger, S. & J. Doherty. 1991. Sheltered instruction for young adult immigrants [P]. TESL Ontario Conference.
6Edwards, H., M. Wesche, S. Krashen, R. Clement,B. Kruidenier. 1984. Second-language acquisition through subject-matter learning: A study of sheltered psychology classes at the University of Ottawa [J].The Canadian Modern Language Review. pp. 41-2.
7Fortier, d' Lberville. 1990. Commissioner of Official Languages Annual Reports 1989, 1990 [C].
8Hauptman, P., M. Wesche, & D. Ready. 1988. Second language acquisition through subject-matter learning: A follow-up study at the University of Ottawa [J]. Language Learning 38/3: 433-475.
9Jiang, Q.H. 2002. A transition - EAP is needed from EGP to bilingual instruction [R]. Unpublished MA thesis. Shanghai Jiaotong University.
10Krashen, S.D. 1984. Immersion: Why it works and what it has taught us [ J ]. Language and Society 12: 61-64.
