Petr, C. G. (2004). Social work with children and their families: Pragmatic foundations (2nd ed.). Oxford University Press.
Chicago-Zitierstil (17. Ausg.)Petr, Christopher G. Social Work with Children and Their Families: Pragmatic Foundations. 2nd ed. Oxford: Oxford University Press, 2004.
MLA-Zitierstil (9. Ausg.)Petr, Christopher G. Social Work with Children and Their Families: Pragmatic Foundations. 2nd ed. Oxford University Press, 2004.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.