@book{387486,
	author = {SAMPSON, Rana},
	title = {Bullying in schools},
	publisher = {Office of Community Oriented Policing Services (COPS). US Department of Justice},
	year = {2002},
	series = {Problem-oriented Guides For Police Series},
	address = {Washington, DC},
	note = {Ficheiro de 943 Kb em formato pdf (64 f.). Também disponível em: https://www.cops.usdoj.gov/pdf/e12011405.pdf.Acedido em: 27 de Fevereiro de 2009.}
}