Cita APA (7th ed.)

PMcCallum, G. (1977). Seven plays from American literature. English LanguageServices.

Cita Chicago (17th ed.)

PMcCallum, George. Seven Plays from American Literature. Culver City, Calif: English LanguageServices, 1977.

Cita MLA (9th ed.)

PMcCallum, George. Seven Plays from American Literature. English LanguageServices, 1977.