Cita APA (7th ed.)

Bradbury, . M., Mottram , . E., & Franco, J. (1971). The Penguin companion to American literature. McGraw-Hill.

Cita Chicago (17th ed.)

Bradbury, Malcolm, Eric Mottram , i Jean Franco. The Penguin Companion to American Literature. New York: McGraw-Hill, 1971.

Cita MLA (9th ed.)

Bradbury, Malcolm, et al. The Penguin Companion to American Literature. McGraw-Hill, 1971.