@book{390226,
	author = {NAÇÕES UNIDAS, Office on Drugs and Crime},
	title = {Good practices for the protection of witnesses in criminal proceedings involving organized crime},
	publisher = {United Nations Office on Drugs and Crime (UNODC)},
	year = {2008},
	address = {Vienna},
	note = {Ficheiro de 1,09 Mb em formato pdf (124 p.). Também disponível em: https://www.unodc.org/documents/organized-crime/Witness-protection-manual-Feb08.pdf. Acedido a 07 de julho de 2015.}
}