Biggins, D. E. and R. A. Crete. 1989. Black-footed ferret recovery. Pp. 59-63 in A. J. Bjugstad, D. W. Ursek, and R. H. Hamre (technical coordinators). 9th Great Plains Wildlife Damage Control Workshop Proceedings. Fort Collins, CO. USFS GTR-RM-171.

• Cynomys