Cita APA

Gassner, J. W. 1. (1939). Twenty best plays of the modern american theatre. New York, New York: Crown.

Citación estilo Chicago

Gassner, John Waldhorn 1903-1967. Twenty Best Plays of the Modern American Theatre. New York, New York: Crown, 1939.

Cita MLA

Gassner, John Waldhorn 1903-1967. Twenty Best Plays of the Modern American Theatre. New York, New York: Crown, 1939.