APA استشهاد

Wilkins, D. A. (1974). Second-language learning and teaching. Edward Arnold.

استشهاد بنمط شيكاغو

Wilkins, D. A. Second-language Learning and Teaching. London: Edward Arnold, 1974.

MLA استشهاد

Wilkins, D. A. Second-language Learning and Teaching. Edward Arnold, 1974.