Rose, K. D. (1981). The Clarkforkian land-mammal age and mammalian faunal composition across the Paleocene-Eocene boundary. Museum of Paleontology, University of Michigan.
Chicago-referens (17:e uppl.)Rose, Kenneth David. The Clarkforkian Land-mammal Age and Mammalian Faunal Composition Across the Paleocene-Eocene Boundary. Ann Arbor, Mich.: Museum of Paleontology, University of Michigan, 1981.
MLA-referens (8:e uppl.)Rose, Kenneth David. The Clarkforkian Land-mammal Age and Mammalian Faunal Composition Across the Paleocene-Eocene Boundary. Museum of Paleontology, University of Michigan, 1981.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.