APA (7th ed.) Citation

Gass, S. M. (1997). Input, interaction, and the second language learner. Erlbaum.

Chicago Style (17th ed.) Citation

Gass, Susan M. Input, Interaction, and the Second Language Learner. Mahwah, NJ: Erlbaum, 1997.

MLA (9th ed.) Citation

Gass, Susan M. Input, Interaction, and the Second Language Learner. Erlbaum, 1997.

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