Cita APA

Smith, R. E. a. Z., & Zietz, D. (1970). American Social Welfare Institutions. John Wiley & Sons, Inc..

Citación estilo Chicago

Smith, Russell E and Zietz, y Dorothy Zietz. American Social Welfare Institutions. New York: John Wiley & Sons, Inc., 1970.

Cita MLA

Smith, Russell E and Zietz, y Dorothy Zietz. American Social Welfare Institutions. John Wiley & Sons, Inc., 1970.