2Cummins, J. 1984. Bilingualism and Special Education: Issues in Assessment and Pedagogy [M]. San Diego, CA: College-Hill.
3Cummins, J. & M. Swain. 1985. Bilingualism in Education: Aspects of Theory, Research and Practice [M]. London and New York: Longman Group Limited.
4Edwards, H., M. Wesche., & B. Kruidenier.S. Krashen., R. Clement.1984. Second-languageacquisition through subject-matter learning: A study of sheltered psychology classes at the University of Ottawa [ J ]. The Canadian Modem Language Review 41 : 268-282.
5Fillmore, L. W. 1980. Language Learning through Bilingual Instruction [M]. University of California, Berkeley.
6Hauptman, P., M. Wesche & D. Ready. 1988. Second language acquisition through subjectmatter learning: A follow-up study at the University of Ottawa [J]. Language Learning 38: 433-475.
7Marsh, H. W., K. T. Hau & C. K. Kong. 2000. Late immersion and language of instruction in Hong Kong high school: Achievement growth in language and nonlanguage subjects [J]. Harvard Educational Review 70: 302-346.
8Swain, M. 1983. Bilingualism with tears [A]. In M. A. Clarke & J. Handscombe (eds.). On TESOL '82: Pacific Perspectives on Language Learning and Teaching [C]. Washington D. C: TESOL, 35-46.
