Cummins, J., & Swain, M. (1986). Bilingualism in education: Aspects of theory, research and practice. Longman Group.
Chicago-viite (17. p.)Cummins, Jim., ja Merrill Swain. Bilingualism in Education: Aspects of Theory, Research and Practice. London ; New york: Longman Group, 1986.
MLA-viite (9. p.)Cummins, Jim., ja Merrill Swain. Bilingualism in Education: Aspects of Theory, Research and Practice. Longman Group, 1986.
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