American Psychological Association & Lutzker, J. R. (2006). Preventing violence: Research and evidence-based intervention strategies ; Edited by John R. Lutzker. American Psychological Association.
Παραπομπή σε μορφή Chicago (17η εκδ.)American Psychological Association και John R. Lutzker. Preventing Violence: Research and Evidence-based Intervention Strategies ; Edited by John R. Lutzker. Washington: American Psychological Association, 2006.
Παραπομπή σε μορφή MLA (8th εκδ.)American Psychological Association και John R. Lutzker. Preventing Violence: Research and Evidence-based Intervention Strategies ; Edited by John R. Lutzker. American Psychological Association, 2006.
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