APA (7e ed.) Bronvermelding

Gassner, J. (1965). Directions in modern theatre and drama: An expanded edition of Form and idea in modern theatre. Rinehart and Winston.

Chicago (17e ed.) Bronvermelding

Gassner, John. Directions in Modern Theatre and Drama: An Expanded Edition of Form and Idea in Modern Theatre. New York: Rinehart and Winston, 1965.

MLA (9e ed.) Bronvermelding

Gassner, John. Directions in Modern Theatre and Drama: An Expanded Edition of Form and Idea in Modern Theatre. Rinehart and Winston, 1965.