On the Status of Bischoff's Song Sparrow (Melospiza insignis Baird)
Richmond, Charles Wallace, 1868-1932
Article
1895
The Auk
12
144--150
BioStor
English
Washington, D.C, American Ornithologists' Union, etc, 1884-
BioStor: https://biostor.org/reference/121363 DOI: https://doi.org/10.2307/4068833