APA aipamena

Commons, J. R. (1896). Proportional representation. T. Y. Crowell & co.

Chicago Style aipamena

Commons, John R. Proportional Representation. New York, Boston: T. Y. Crowell & co, 1896.

MLA aipamena

Commons, John R. Proportional Representation. T. Y. Crowell & co, 1896.