APA (7th ed.) Citation

Gullette, C. C., Keating, L. C., & Viens, C. P. (1942). Teaching a modern language, a brief manual of methods and practices. Appleton-Century-Crofts.

Chicago Style (17th ed.) Citation

Gullette, Cameron Charles, Louis Clrak Keating, and Claude Paul Viens. Teaching a Modern Language, a Brief Manual of Methods and Practices. New York: Appleton-Century-Crofts, 1942.

MLA (9th ed.) Citation

Gullette, Cameron Charles, et al. Teaching a Modern Language, a Brief Manual of Methods and Practices. Appleton-Century-Crofts, 1942.