Cita APA (7a ed.)

McCallum, G. P. (1967). Seven plays from American literature. English Language Services.

Cita Chicago Style (17a ed.)

McCallum, George P. Seven Plays from American Literature. Washington: English Language Services, 1967.

Cita MLA (9a ed.)

McCallum, George P. Seven Plays from American Literature. English Language Services, 1967.