Bill, W. E., & MacGregor, J. (1992). The Columbus Quincentennial, a sourcebook. Washington Center for Improving the Quality of Undergraduate Education, The Evergreen State College.
Style de citation Chicago (17e éd.)Bill, Willard E., et Jean MacGregor. The Columbus Quincentennial, a Sourcebook. Olympia, Wash.: Washington Center for Improving the Quality of Undergraduate Education, The Evergreen State College, 1992.
Style de citation MLA (8e éd.)Bill, Willard E., et Jean MacGregor. The Columbus Quincentennial, a Sourcebook. Washington Center for Improving the Quality of Undergraduate Education, The Evergreen State College, 1992.
Attention : ces citations peuvent ne pas être correctes à 100%.