APA (7th ed.) Citation

Breckinridge, S. P. (1972). Women in the twentieth century: A study of their political, social and economic activities. Arno Press.

Chicago Style (17th ed.) Citation

Breckinridge, Sophonisba P. Women in the Twentieth Century: A Study of Their Political, Social and Economic Activities. New York: Arno Press, 1972.

MLA (9th ed.) Citation

Breckinridge, Sophonisba P. Women in the Twentieth Century: A Study of Their Political, Social and Economic Activities. Arno Press, 1972.