APA citiranje
Duiker, W. J., & Spielvogel, J. J. (2010). World history (6th ed.). Wadsworth Cengage Learning.
Chicago Style (17th ed.) Citation
Duiker, William J., and Jackson J. Spielvogel. World History. 6th ed. Boston, MA: Wadsworth Cengage Learning, 2010.
MLA citiranje
Duiker, William J., and Jackson J. Spielvogel. World History. 6th ed. Wadsworth Cengage Learning, 2010.
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