APA (7e ed.) Bronvermelding
Carlos, A. M., & Lewis, F. D. (2010). Commerce by a frozen sea: Native Americans and the European fur trade. University of Pennsylvania Press.
Chicago (17e ed.) Bronvermelding
Carlos, Ann M., en Frank D. Lewis. Commerce by a Frozen Sea: Native Americans and the European Fur Trade. Philadelphia: University of Pennsylvania Press, 2010.
MLA (9e ed.) Bronvermelding
Carlos, Ann M., en Frank D. Lewis. Commerce by a Frozen Sea: Native Americans and the European Fur Trade. University of Pennsylvania Press, 2010.
Let op: Deze citaties zijn niet altijd 100% accuraat.