APA (7th ed.) Citation

Dobzhansky, T., & Epling, C. (1944). Contributions to the genetics, taxonomy, and ecology of Drosophila pseudoobscura and its relatives. [publisher not identified].

Chicago Style (17th ed.) Citation

Dobzhansky, Theodosius, and Carl Epling. Contributions to the Genetics, Taxonomy, and Ecology of Drosophila Pseudoobscura and Its Relatives. Washington, D. C.: [publisher not identified], 1944.

MLA (9th ed.) Citation

Dobzhansky, Theodosius, and Carl Epling. Contributions to the Genetics, Taxonomy, and Ecology of Drosophila Pseudoobscura and Its Relatives. [publisher not identified], 1944.