The subspecies of the mountain chickadee
By: by Joseph Grinnell
Series: University of California publications in zoology -- v.17, no.17
Publisher: University of California press
Published: 1918
Place of publication: Berkeley
Language: eng
Number of pages: 515
Subjects: Chickadees; Birds
Notes: Cover title.

"Contribution from the Museum of vertebrate zoology of the University of California."

"Literature cited": p. 515.