Cita APA (7a ed.)

American Public Welfare Association. (1940). The public welfare directory. American Public Welfare Association.

Cita Chicago Style (17a ed.)

American Public Welfare Association. The Public Welfare Directory. Chicago: American Public Welfare Association, 1940.

Cita MLA (9a ed.)

American Public Welfare Association. The Public Welfare Directory. American Public Welfare Association, 1940.

Precaución: Estas citas no son 100% exactas.