Cita APA (7a ed.)

Crow, G. A., & Crow, L. I. (1988). The functioning of the family system: An educational approach to positive procedures within areas of family life. Charles C. Thomas.

Cita Chicago Style (17a ed.)

Crow, Gary A., y Letha I. Crow. The Functioning of the Family System: An Educational Approach to Positive Procedures Within Areas of Family Life. Springfield, Illinois: Charles C. Thomas, 1988.

Cita MLA (9a ed.)

Crow, Gary A., y Letha I. Crow. The Functioning of the Family System: An Educational Approach to Positive Procedures Within Areas of Family Life. Charles C. Thomas, 1988.