APA (7e ed.) Bronvermelding
Walker, S. (2012). Effective social work with children, young people and families: Putting systems theory into practice. SAGE.
Chicago (17e ed.) Bronvermelding
Walker, Steven. Effective Social Work with Children, Young People and Families: Putting Systems Theory into Practice. London ; Thousand Oaks, Calif.: SAGE, 2012.
MLA (9e ed.) Bronvermelding
Walker, Steven. Effective Social Work with Children, Young People and Families: Putting Systems Theory into Practice. SAGE, 2012.
Let op: Deze citaties zijn niet altijd 100% accuraat.