APA (7th ed.) Citation

Oberholser, H. C. (1932). Descriptions of new birds from Oregon: Chiefly from the Warner Valley region. [publisher not identified].

Chicago Style (17th ed.) Citation

Oberholser, Harry C. Descriptions of New Birds from Oregon: Chiefly from the Warner Valley Region. [Cleveland]: [publisher not identified], 1932.

MLA (9th ed.) Citation

Oberholser, Harry C. Descriptions of New Birds from Oregon: Chiefly from the Warner Valley Region. [publisher not identified], 1932.