APA citiranje

Cowles, V. (1956). Winston Churchill: The era and the man. New York: The Universal Library.

Trích dẫn kiểu Chicago

Cowles, Virginia. Winston Churchill: The Era and the Man. New York: The Universal Library, 1956.

MLA citiranje

Cowles, Virginia. Winston Churchill: The Era and the Man. New York: The Universal Library, 1956.

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