APA (7th ed.) Citation

Bell, R. T. (1981). An introduction to applied linguistics: Approaches and methods in language teaching. St. Martin's Press.

Chicago Style (17th ed.) Citation

Bell, Roger T. An Introduction to Applied Linguistics: Approaches and Methods in Language Teaching. New York: St. Martin's Press, 1981.

MLA (9th ed.) Citation

Bell, Roger T. An Introduction to Applied Linguistics: Approaches and Methods in Language Teaching. St. Martin's Press, 1981.