Mangold, G. B. 1. (1932). Social pathology. The Macmillan company.
Cita Chicago (17th ed.)Mangold, George Benjamin 1876. Social Pathology. New York: The Macmillan company, 1932.
Cita MLA (9th ed.)Mangold, George Benjamin 1876. Social Pathology. The Macmillan company, 1932.
Atenció: Aquestes cites poden no estar 100% correctes.