Παραπομπή APA

Hart, J. D. (1965). Oxford companion to American literature (4th ed.). Oxford University.

Παραπομπή Chicago Style

Hart, James D. Oxford Companion to American Literature. 4th ed. New York: Oxford University, 1965.

Παραπομπή MLA

Hart, James D. Oxford Companion to American Literature. 4th ed. Oxford University, 1965.