APA ציטוט

(1986). The American presidents: The office and the men. Connecticut: Grolier Educational Corporation.

Trích dẫn kiểu Chicago

The American Presidents: The Office and the Men. Connecticut: Grolier Educational Corporation, 1986.

ציטוט MLA

The American Presidents: The Office and the Men. Connecticut: Grolier Educational Corporation, 1986.