Northern Prairie Wildlife Research Center
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Lawlor, T. E. 1976. Handbook to the orders and families of living mammals. Mad River Press, Eureka, California. 244 pp.
Long, C. A. 1972. Taxonomic revision of the mammalian genus Microsorex Coves. Trans. Kansas Acad. Sci. 72:181-196.
Marston, E. 1966. Identification of two similar species of Peromyscus by disc electrophoresis. Unpubl. M.S. Thesis, No. Dak. St. Univ., Fargo. 34 pp.
Soiseth, R. J. 1970. Phenetic discrimination between sympatric populations of Peromyscus maniculatus bairdii and Peromyscus leucopus noveboracensis. Unpubl. M.S. Thesis, No. Dak. St. Univ., Fargo. 56 pp.
Whitaker, J. O., Jr. 1968. Keys to the vertebrates of the eastern United States. Burgess Publishing Co., Minneapolis. 256 pp.
Wiehe, J. M., and D. R. Crooke. 1976a. Checklist of North Dakota mammals. North Dakota Outdoors 38(12):2-8.
Wiehe, J. M., and D. R. Crooke. 1976b. Key to identification of mammals. North Dakota Outdoors 39(1):8-11.