Cita APA (7a ed.)

Swain, . J. E. (1947). A history of world civilization. (2nd ed.). McGraw-Hill,.

Cita Chicago Style (17a ed.)

Swain, James Edgar. A History of World Civilization. 2nd ed. New York,: McGraw-Hill,, 1947.

Cita MLA (9a ed.)

Swain, James Edgar. A History of World Civilization. 2nd ed. McGraw-Hill,, 1947.

Precaución: Estas citas no son 100% exactas.