APA-Zitierstil (7. Ausg.)

(1981). Second-language acquisition and foreign language teaching (2. pr.).

Chicago-Zitierstil (17. Ausg.)

Second-language Acquisition and Foreign Language Teaching. 2. pr. Washington, 1981.

MLA-Zitierstil (9. Ausg.)

Second-language Acquisition and Foreign Language Teaching. 2. pr. 1981.