APA (7th ed.) Citation

Ritchie, W. C. (1978). Second language acquisition research: Issues and implications. Academic Press.

Chicago Style (17th ed.) Citation

Ritchie, William C. Second Language Acquisition Research: Issues and Implications. New York: Academic Press, 1978.

MLA (9th ed.) Citation

Ritchie, William C. Second Language Acquisition Research: Issues and Implications. Academic Press, 1978.

Warning: These citations may not always be 100% accurate.