APA stil citiranja

Krashen, S. D. (1986). Principles and practice in second language acquisition: Principles and practice in second language acquisition. Oxford [etc.]: Pergamon Press.

Chicago stil citiranja

Krashen, Stephen D. Principles and practice in second language acquisition: Principles and practice in second language acquisition. Oxford [etc.]: Pergamon Press, 1986.

MLA stil citiranja

Krashen, Stephen D. Principles and practice in second language acquisition: Principles and practice in second language acquisition. Oxford [etc.]: Pergamon Press, 1986.