APA (7. basım) Alıntı
Hepworth, D. H. (1989). Direct social work practice: Theory and skills (3rd ed.). Wadsworth.
Chicago Style (17. basım) Atıf
Hepworth, Dean H. Direct Social Work Practice: Theory and Skills. 3rd ed. California: Wadsworth, 1989.
MLA (9th ed.) Atıf
Hepworth, Dean H. Direct Social Work Practice: Theory and Skills. 3rd ed. Wadsworth, 1989.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..