Duiker, W. J. (2010). Contemporary world history (5th ed.). Wadsworth.
Chicago-čujuhus (17. p.)Duiker, William J. Contemporary World History. 5th ed. Boston, MA: Wadsworth, 2010.
MLA-čujuhus (9. p.)Duiker, William J. Contemporary World History. 5th ed. Wadsworth, 2010.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.