Walker, S. (2012). Effective social work with children, young people and families: Putting systems theory into practice. SAGE.
Chicago-Zitierstil (17. Ausg.)Walker, Steven. Effective Social Work with Children, Young People and Families: Putting Systems Theory into Practice. Los Angeles [u.a.]: SAGE, 2012.
MLA-Zitierstil (8. Ausg.)Walker, Steven. Effective Social Work with Children, Young People and Families: Putting Systems Theory into Practice. SAGE, 2012.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.