APA (7th ed.) Citation

Fromkin, V., Hyams, N. M., & Rodman, R. (2011). An introduction to language (9th ed.). Wadsworth , Cengage Learning.

Chicago Style (17th ed.) Citation

Fromkin, Victoria, Nina M. Hyams, and Robert Rodman. An Introduction to Language. 9th ed. Boston, Massachussets: Wadsworth , Cengage Learning, 2011.

MLA (9th ed.) Citation

Fromkin, Victoria, et al. An Introduction to Language. 9th ed. Wadsworth , Cengage Learning, 2011.