Holman, J. A. (2001). In quest of Great Lakes Ice Age vertebrates. Michigan State University Press.
Chicago-viite (17. p.)Holman, J. Alan. In Quest of Great Lakes Ice Age Vertebrates. East Lansing: Michigan State University Press, 2001.
MLA-viite (9. p.)Holman, J. Alan. In Quest of Great Lakes Ice Age Vertebrates. Michigan State University Press, 2001.
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