APA aipamena

Leonard Unger. (1967). Seven Modern American Poets: An introduction. University of minnesota press.

Chicago Style aipamena

Leonard Unger. Seven Modern American Poets: An Introduction. Minneapolis: University of minnesota press, 1967.

MLA aipamena

Leonard Unger. Seven Modern American Poets: An Introduction. University of minnesota press, 1967.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.