Walsh, J. F. (2013). Theories for direct social work practice. Cengage Learning.
Citazione stile Chigago Style (17a edizione)Walsh, Joseph F. Theories for Direct Social Work Practice. Australia: Cengage Learning, 2013.
Citatione MLA (9a ed.)Walsh, Joseph F. Theories for Direct Social Work Practice. Cengage Learning, 2013.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.