United States National Museum & Mearns, E. A. (1907). Mammals of Mexican boundary of U.S: Descriptive catalogue of species of mammals occurring in that region, with general summary of natural history, and list of trees; Part I, families Didelphiidae to Muridae. U.S. Government Printing Office.
Chicago Style (17th ed.) CitationUnited States National Museum and Edgar Alexander Mearns. Mammals of Mexican Boundary of U.S: Descriptive Catalogue of Species of Mammals Occurring in That Region, with General Summary of Natural History, and List of Trees; Part I, Families Didelphiidae to Muridae. [Place of publication not identified]: U.S. Government Printing Office, 1907.
MLA (9th ed.) CitationUnited States National Museum and Edgar Alexander Mearns. Mammals of Mexican Boundary of U.S: Descriptive Catalogue of Species of Mammals Occurring in That Region, with General Summary of Natural History, and List of Trees; Part I, Families Didelphiidae to Muridae. U.S. Government Printing Office, 1907.