APA (7th ed.) Citation

Lamb, H. (1927). Genghis Khan: The emperor of all men. Doubleday.

Chicago Style (17th ed.) Citation

Lamb, Harold. Genghis Khan: The Emperor of All Men. New York: Doubleday, 1927.

MLA (9th ed.) Citation

Lamb, Harold. Genghis Khan: The Emperor of All Men. Doubleday, 1927.