P.D. Skaar's Montana bird distribution
By: revised by the Montana Bird Distribution Committee.
Contributors: Skaar, Palmer David.; Montana Bird Distribution Committee.
Edition: 5th ed.
Series: Special publication (Montana Natural Heritage Program) -- no. 3
Publisher: Montana Natural Heritage Program
Published: 1996
Place of publication: [Helena, MT]
Language: eng
Number of pages: 129
Subjects: Birds -- Montana.
Other titles: Montana bird distribution