APA (7th ed.) Citation

Caldwell, B. (1970). A Black quartet: Four new Black plays. New American Library.

Chicago Style (17th ed.) Citation

Caldwell, Ben. A Black Quartet: Four New Black Plays. New York: New American Library, 1970.

MLA (9th ed.) Citation

Caldwell, Ben. A Black Quartet: Four New Black Plays. New American Library, 1970.