Pfeiffer, C., & Wetzels, P. (1999). The structure and development of juvenile violence in Germany: A proposition paper based on current research findings. Forschungsbericht / KFN, Kriminologisches Forschungsinstitut Niedersachsen e.V..
Cita Chicago Style (17a ed.)Pfeiffer, Christian, y Peter Wetzels. "The Structure and Development of Juvenile Violence in Germany: A Proposition Paper Based on Current Research Findings." Forschungsbericht / KFN, Kriminologisches Forschungsinstitut Niedersachsen E.V. 1999.
Cita MLA (8a ed.)Pfeiffer, Christian, y Peter Wetzels. "The Structure and Development of Juvenile Violence in Germany: A Proposition Paper Based on Current Research Findings." Forschungsbericht / KFN, Kriminologisches Forschungsinstitut Niedersachsen E.V., 1999.