APA Style

Goldberg, E, A., Itzkowitz, N. (2008). Genghis Khan : 13th-century Mongolian tyrant . New York, USA: Franklin Watts.

MLA Style

Goldberg, Enid, A.., Itzkowitz, Norman. "Genghis Khan : 13th-century Mongolian tyrant". New York, USA: Franklin Watts, 2008. Text.