APA (7th ed.) Citation

Chamot, A. U., & O'Malley, J. M. (1994). The Calla handbook: Implementing the cognitive academic language learning approach. Addison-Wesley.

Chicago Style (17th ed.) Citation

Chamot, Anna Uhl, and J. Michael O'Malley. The Calla Handbook: Implementing the Cognitive Academic Language Learning Approach. New York: Addison-Wesley, 1994.

MLA (9th ed.) Citation

Chamot, Anna Uhl, and J. Michael O'Malley. The Calla Handbook: Implementing the Cognitive Academic Language Learning Approach. Addison-Wesley, 1994.