Cita APA (7a ed.)

Bardill, D. R., & Ryan, F. J. (1964). Family group casework: A casework approach to family therapy. Catholic University of America Press.

Cita Chicago Style (17a ed.)

Bardill, Donald R., y Francis John Ryan. Family Group Casework: A Casework Approach to Family Therapy. Washington: Catholic University of America Press, 1964.

Cita MLA (9a ed.)

Bardill, Donald R., y Francis John Ryan. Family Group Casework: A Casework Approach to Family Therapy. Catholic University of America Press, 1964.