APA (7th ed.) Citation

Singer, H. D. (1921). Mental health clinics. Mental Hygiene., 5, 519.

Chicago Style (17th ed.) Citation

Singer, H. Douglas. "Mental Health Clinics." Mental Hygiene. 5 (1921): 519.

MLA (9th ed.) Citation

Singer, H. Douglas. "Mental Health Clinics." Mental Hygiene., vol. 5, 1921, p. 519.

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