APA (7th ed.) Citation

Whiting, F. M. (1961). An introduction to the theatre (Revised edition.). Harper.

Chicago Style (17th ed.) Citation

Whiting, Frank M. An Introduction to the Theatre. Revised edition. New York: Harper, 1961.

MLA (9th ed.) Citation

Whiting, Frank M. An Introduction to the Theatre. Revised edition. Harper, 1961.