APA (7th ed.) Citation

Chapman, J., & Freeman, D. (1983). Key for two: A comedy. S. French.

Chicago Style (17th ed.) Citation

Chapman, John, and Dave Freeman. Key for Two: A Comedy. London ; New York: S. French, 1983.

MLA (9th ed.) Citation

Chapman, John, and Dave Freeman. Key for Two: A Comedy. S. French, 1983.