APA (7th ed.) Citation

Gassner, J. (1949). Twenty-five best plays of the modern American theatre / edited by John Gassner. Crown.

Chicago Style (17th ed.) Citation

Gassner, John. Twenty-five Best Plays of the Modern American Theatre / Edited by John Gassner. Crown, 1949.

MLA (9th ed.) Citation

Gassner, John. Twenty-five Best Plays of the Modern American Theatre / Edited by John Gassner. Crown, 1949.

Warning: These citations may not always be 100% accurate.