APA (7th ed.) Citation

Smith, E. P., Muzzey, D. S., & Lloyd, M. (1946). World history, the struggle for civilization. Ginn and Co.

Chicago Style (17th ed.) Citation

Smith, Emma Peters, David Saville Muzzey, and Minnie Lloyd. World History, the Struggle for Civilization. Boston: Ginn and Co, 1946.

MLA (9th ed.) Citation

Smith, Emma Peters, et al. World History, the Struggle for Civilization. Ginn and Co, 1946.