APA (7th ed.) Citation

Mellor, R. E. H. (1982). The Soviet Union and it geographical problems. Macmillan.

Chicago Style (17th ed.) Citation

Mellor, Roy E. H. The Soviet Union and It Geographical Problems. London: Macmillan, 1982.

MLA (9th ed.) Citation

Mellor, Roy E. H. The Soviet Union and It Geographical Problems. Macmillan, 1982.