Formatos de citas

MLA

Brooks Smith, Fred. The Unification of Mongolia by Genghis Kan In the Twelfth and Thirteenth Centuries. , 1968.

APA

Brooks Smith, F. (1968). The unification of Mongolia by Genghis Kan in the twelfth and thirteenth centuries.

Chicago

Brooks Smith, Fred. 1968. The Unification of Mongolia by Genghis Kan In the Twelfth and Thirteenth Centuries.