APA (7th ed.) Citation

Johnson, K. (2001). An introduction to foreign language learning and teaching. Longman.

Chicago Style (17th ed.) Citation

Johnson, Keith. An Introduction to Foreign Language Learning and Teaching. Harlow, Essex, London ; New York: Longman, 2001.

MLA (8th ed.) Citation

Johnson, Keith. An Introduction to Foreign Language Learning and Teaching. Longman, 2001.