Tobalske, B. W., Shearer, R. C., & Hutto, R. L. (1991). Bird populations in logged and unlogged western Larch Douglas-fir forest in northwestern Montana. Intermountain Research Station.
Chicago Style (17th ed.) CitationTobalske, Bret W., Raymond C. Shearer, and Richard L. Hutto. Bird Populations in Logged and Unlogged Western Larch Douglas-fir Forest in Northwestern Montana. Ogden: Intermountain Research Station, 1991.
MLA (9th ed.) CitationTobalske, Bret W., et al. Bird Populations in Logged and Unlogged Western Larch Douglas-fir Forest in Northwestern Montana. Intermountain Research Station, 1991.
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