Style de citation APA (7e éd.)

Coppock, J. O. (1963). North Atlantic policy: The agricultural gap. Twentieth Century Fund.

Style de citation Chicago (17e éd.)

Coppock, John O. North Atlantic Policy: The Agricultural Gap. New York: Twentieth Century Fund, 1963.

Style de citation MLA (8e éd.)

Coppock, John O. North Atlantic Policy: The Agricultural Gap. Twentieth Century Fund, 1963.