Cita APA (7a ed.)

Ulmen, G. L. (1978). The science of society: Toward an understanding of the life and work of Karl August Wittfogel. Mouton Publ..

Cita Chicago Style (17a ed.)

Ulmen, G. L. The Science of Society: Toward an Understanding of the Life and Work of Karl August Wittfogel. The Hague: Mouton Publ., 1978.

Cita MLA (9a ed.)

Ulmen, G. L. The Science of Society: Toward an Understanding of the Life and Work of Karl August Wittfogel. Mouton Publ., 1978.