APA (7th ed.) Zitazioa

FITZPATRICK, F. L. (1964). Our plant resources. Holt.

Chicago Style (17th ed.) Zitazioa

FITZPATRICK, Frederick L. Our Plant Resources. New York: Holt, 1964.

MLA (9th ed.) Zitazioa

FITZPATRICK, Frederick L. Our Plant Resources. Holt, 1964.