APA (7th ed.) Citation

Smithsonian Institution. Office of the Secretary & Oberholser, H. C. (1923). Descriptions of new East Indian birds of families Turdidae, Sylviidae, Pycnonotidae, and Muscicapidae. [publisher not identified].

Chicago Style (17th ed.) Citation

Smithsonian Institution. Office of the Secretary and Harry C. Oberholser. Descriptions of New East Indian Birds of Families Turdidae, Sylviidae, Pycnonotidae, and Muscicapidae. Washington, D.C.: [publisher not identified], 1923.

MLA (9th ed.) Citation

Smithsonian Institution. Office of the Secretary and Harry C. Oberholser. Descriptions of New East Indian Birds of Families Turdidae, Sylviidae, Pycnonotidae, and Muscicapidae. [publisher not identified], 1923.

Warning: These citations may not always be 100% accurate.