APA引文

Laird, C. G., & Gorrell, R. M. (1961). English as language: Backgrounds, development, usage. Harcourt.

Chicago Style (17th ed.) Citation

Laird, Charlton Grant, and Robert M. Gorrell. English as Language: Backgrounds, Development, Usage. New York: Harcourt, 1961.

MLA引文

Laird, Charlton Grant, and Robert M. Gorrell. English as Language: Backgrounds, Development, Usage. Harcourt, 1961.