APA (7th ed.) Citation

Duiker, W. J., & Spielvogel, J. J. (2014). The essential world history  (Seventh edition.). Wadsworth, Cengage Learning.

Chicago Style (17th ed.) Citation

Duiker, William J., and Jackson J. Spielvogel. The essential world history . Seventh edition. Australia: Wadsworth, Cengage Learning, 2014.

MLA (9th ed.) Citation

Duiker, William J., and Jackson J. Spielvogel. The essential world history . Seventh edition. Wadsworth, Cengage Learning, 2014.