Cita APA (7a ed.)

American Association on Mental Deficiency. (1940). American journal of mental deficiency. American Association on Mental Deficiency.

Cita Chicago Style (17a ed.)

American Association on Mental Deficiency. American Journal of Mental Deficiency. Washington, D.C: American Association on Mental Deficiency, 1940.

Cita MLA (9a ed.)

American Association on Mental Deficiency. American Journal of Mental Deficiency. American Association on Mental Deficiency, 1940.