APA (7th ed.) Zitazioa

Frendreis, J. P. (1994). The modern presidency and economic policy. F.E.Peacock.

Chicago Style (17th ed.) Zitazioa

Frendreis, John P. The Modern Presidency and Economic Policy. Itasca, Ill: F.E.Peacock, 1994.

MLA (9th ed.) Zitazioa

Frendreis, John P. The Modern Presidency and Economic Policy. F.E.Peacock, 1994.