APA (7th ed.) Citation

Wilkins, D. A. (1979). Second-language learning and teaching (ELBS ed.). English Language Book Society and Edward Arnold.

Chicago Style (17th ed.) Citation

Wilkins, D. A. Second-language Learning and Teaching. ELBS ed. London: English Language Book Society and Edward Arnold, 1979.

MLA (9th ed.) Citation

Wilkins, D. A. Second-language Learning and Teaching. ELBS ed. English Language Book Society and Edward Arnold, 1979.