Cita APA

Wilkins, D. A. (1974). Second-language learning and teaching (1a. ed.). Londres: Edward Arnold.

Citación estilo Chicago

Wilkins, D. A. Second-language Learning and Teaching. 1a. ed. Londres: Edward Arnold, 1974.

Cita MLA

Wilkins, D. A. Second-language Learning and Teaching. 1a. ed. Londres: Edward Arnold, 1974.