APA Citation

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

Trích dẫn kiểu Chicago

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

MLA Citation

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

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