APA (7th ed.) Citation

Chamot, A. U. (2008). Longman Keystone: Course 2A. Pearson Education Inc..

Chicago Style (17th ed.) Citation

Chamot, Anna Uhl. Longman Keystone: Course 2A. New York: Pearson Education Inc., 2008.

MLA (9th ed.) Citation

Chamot, Anna Uhl. Longman Keystone: Course 2A. Pearson Education Inc., 2008.

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