APA stil citiranja

Cardwell, G. A. (1953). Twins of Genius: Twins of Genius. East Lansing, Michigan: The Michigan State College Press.

Chicago stil citiranja

Cardwell, Guy A. Twins of Genius: Twins of Genius. East Lansing, Michigan: The Michigan State College Press, 1953.

MLA stil citiranja

Cardwell, Guy A. Twins of Genius: Twins of Genius. East Lansing, Michigan: The Michigan State College Press, 1953.

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