@book{384447,
	author = {ESTADOS UNIDOS, U.S. Department of Education. Institute of Education Sciences. NCES},
	title = {Indicators of school crime and safety},
	publisher = {National Center for Education Statistics ; Bureau of Justice Statistics},
	year = {2003},
	series = {NCES 2004–004 / NCJ 201257},
	address = {Washington, DC},
	note = {Ficheiro de 800 Kb em formato pdf (188 f.). Também disponível em: https://www.ojp.usdoj.gov/bjs/pub/pdf/iscs03.pdf.Acedido em 19 de Setembro de 2007.}
}