Tibbetts, A. M., & Tibbetts, C. (1978). What's happening to American English? Scribner.
Style de citation Chicago (17e éd.)Tibbetts, A. M., et Charlene Tibbetts. What's Happening to American English? New York: Scribner, 1978.
Style de citation MLA (9e éd.)Tibbetts, A. M., et Charlene Tibbetts. What's Happening to American English? Scribner, 1978.
Attention : ces citations peuvent ne pas être correctes à 100%.