APA (7th ed.) Citation

Campbell, O. J., & Quinn, E. (1966). The reader's encyclopedia of Shakespeare. Crowell.

Chicago Style (17th ed.) Citation

Campbell, Oscar James, and Edward Quinn. The Reader's Encyclopedia of Shakespeare. New York: Crowell, 1966.

MLA (9th ed.) Citation

Campbell, Oscar James, and Edward Quinn. The Reader's Encyclopedia of Shakespeare. Crowell, 1966.