Cita APA (7a ed.)

Simons, R. L., & Aigner, S. M. (1985). Practice principles: A problem-solving approach to social work. Macmillan Publishing Company.

Cita Chicago Style (17a ed.)

Simons, Ronald L., y Stephen M. Aigner. Practice Principles: A Problem-solving Approach to Social Work. New York: Macmillan Publishing Company, 1985.

Cita MLA (9a ed.)

Simons, Ronald L., y Stephen M. Aigner. Practice Principles: A Problem-solving Approach to Social Work. Macmillan Publishing Company, 1985.