Style de citation APA (7e éd.)

Cole, J. (1967). A geography of the U.S.S.R. Penguin.

Style de citation Chicago (17e éd.)

Cole, John. A Geography of the U.S.S.R. Middlesex: Penguin, 1967.

Style de citation MLA (9e éd.)

Cole, John. A Geography of the U.S.S.R. Penguin, 1967.