Biodiversity Heritage Library
By "Ross, H. Nelson. "
Abundance and distribution of bats in the Pryor Mountains of south central Montana / David J. Worthington and H. Nelson Ross.
By: Worthington, David J. - Ross, H. Nelson. - Custer National Forest (Agency : U.S.) - Montana Natural Heritage Program. - Montana Nature Conservancy. - United States. - University of Montana--Missoula.
Publication info: Helena, Mont. :Montana Natural Heritage Program,
Contributed by: Montana State Library (archive.org)