APA (7th ed.) Citation

Human Betterment Foundation, Calif, Gosney, E. S., & Popenoe, P. (1930). Collected papers on eugenic sterilization in California: A critical study of results in 6000 cases. [publisher not identified].

Chicago Style (17th ed.) Citation

Human Betterment Foundation, Calif, E. S. Gosney, and Paul Popenoe. Collected Papers on Eugenic Sterilization in California: A Critical Study of Results in 6000 Cases. Pasadena, Calif.: [publisher not identified], 1930.

MLA (9th ed.) Citation

Human Betterment Foundation, Calif, et al. Collected Papers on Eugenic Sterilization in California: A Critical Study of Results in 6000 Cases. [publisher not identified], 1930.