RT Book T1 Environmental factors from the National Crime Victimization Cyberbullying: An examination of gender, race, ethnicity, and survey: Student crime supplement, 2009 A1 Howlett-Brandon, Mary A. LA English PP Erscheinungsort nicht ermittelbar PB Virginia Commonwealth University YR 2014 UL https://krimdok.uni-tuebingen.de/Record/1912536706