Cita APA (7a ed.)

Shepard, S., & Gilman, R. (1981). Seven Plays. Bantam.

Cita Chicago Style (17a ed.)

Shepard, Sam, y Richard Gilman. Seven Plays. New York: Bantam, 1981.

Cita MLA (9a ed.)

Shepard, Sam, y Richard Gilman. Seven Plays. Bantam, 1981.