APA (7th ed.) Citation

Molinsky, Bliss, & Hill. (2001). Side by side: Book 2 (3rd ed.). Longman.

Chicago Style (17th ed.) Citation

Molinsky, Bliss, and Hill. Side by Side: Book 2. 3rd ed. London: Longman, 2001.

MLA (8th ed.) Citation

Molinsky, et al. Side by Side: Book 2. 3rd ed. Longman, 2001.