Cita APA

Roehm, A. W. 1. (1961). The Record of mankind (2 edition.). Boston: Heath.

Citación estilo Chicago

Roehm, Arthur Wesley 1908-. The Record of Mankind. 2 edition. Boston: Heath, 1961.

Cita MLA

Roehm, Arthur Wesley 1908-. The Record of Mankind. 2 edition. Boston: Heath, 1961.