APA (7th ed.) Citation

Johnson, D. M. (1992). Approaches to research in second language learning. Longman.

Chicago Style (17th ed.) Citation

Johnson, Donna M. Approaches to Research in Second Language Learning. New York u.a: Longman, 1992.

MLA (9th ed.) Citation

Johnson, Donna M. Approaches to Research in Second Language Learning. Longman, 1992.