एपीए उद्धरण

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

शिकागो स्टाइल उद्धरण

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

एमएलए उद्धरण

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