APA (7th ed.) Citation

Clark, B. H., & Freedley, G. (1947). A history of modern drama. D. Appleton-Century Co.

Chicago Style (17th ed.) Citation

Clark, Barrett H., and George Freedley. A History of Modern Drama. New York: D. Appleton-Century Co, 1947.

MLA (8th ed.) Citation

Clark, Barrett H., and George Freedley. A History of Modern Drama. D. Appleton-Century Co, 1947.