APA Citation

Cornelius, E. T., & Cornelius, E. T. (1955). How to learn a foreing language. Nueva York: T. Y. Crowell.

Chicago Style Citation

Cornelius, Edwin T., and Edwin T. Cornelius. How to Learn a Foreing Language. Nueva York: T. Y. Crowell, 1955.

MLA Citation

Cornelius, Edwin T., and Edwin T. Cornelius. How to Learn a Foreing Language. Nueva York: T. Y. Crowell, 1955.

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