Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (9a ed.)

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