APA Citation

Willis, F. R. (1986). World civilizations (2th. ed.). Lexington, Massachusetts: D.C. Heath and Company.

Chicago Style Citation

Willis, Frank Roy. World Civilizations. 2th. ed. Lexington, Massachusetts: D.C. Heath and Company, 1986.

MLA Citation

Willis, Frank Roy. World Civilizations. 2th. ed. Lexington, Massachusetts: D.C. Heath and Company, 1986.

Warning: These citations may not always be 100% accurate.