Duiker, W. J., & Spielvogel, J. J. (2010). World history (6th ed.). Wadsworth Cengage Learning.
Chicagoスタイル(17版)引用形式Duiker, William J., , Jackson J. Spielvogel. World History. 6th ed. Boston, MA: Wadsworth Cengage Learning, 2010.
MLA(9版)引用形式Duiker, William J., , Jackson J. Spielvogel. World History. 6th ed. Wadsworth Cengage Learning, 2010.
警告: この引用は必ずしも正確ではありません.