APA (7th ed.) Citation

Smith, L. B., & Smith, J. R. (1966). World history in outline. Barron's Educational Series, inc..

Chicago Style (17th ed.) Citation

Smith, Lacey Baldwin, and Jean Reeder Smith. World History in Outline. Woodbury, N.Y.: Barron's Educational Series, inc., 1966.

MLA (9th ed.) Citation

Smith, Lacey Baldwin, and Jean Reeder Smith. World History in Outline. Barron's Educational Series, inc., 1966.