APA (7th ed.) Citation

Dewdney, J. C. (1971). A geography of the Soviet Union (2.ed.). Pergamon Pr.

Chicago Style (17th ed.) Citation

Dewdney, John C. A Geography of the Soviet Union. 2.ed. Frankfurt: Pergamon Pr, 1971.

MLA (9th ed.) Citation

Dewdney, John C. A Geography of the Soviet Union. 2.ed. Pergamon Pr, 1971.