APA (7th ed.) Citation

Van Loon, H. W. (1921). The story of mankind. Boni and Liveright.

Chicago Style (17th ed.) Citation

Van Loon, Hendrik Willem. The Story of Mankind. [New York]: Boni and Liveright, 1921.

MLA (9th ed.) Citation

Van Loon, Hendrik Willem. The Story of Mankind. Boni and Liveright, 1921.