APA (7th ed.) Citation

Morrow, K., Crystal, D., & Davy, D. c. 2. J. (1978). Advanced conversational English (1. publ.). Longman.

Chicago Style (17th ed.) Citation

Morrow, Keith, David Crystal, and Derek ca. 20./21. Jahrhundert Davy. Advanced Conversational English. 1. publ. London: Longman, 1978.

MLA (9th ed.) Citation

Morrow, Keith, et al. Advanced Conversational English. 1. publ. Longman, 1978.