@book{392073,
	author = {UNICEF, Innocenti Research Centre},
	title = {Handbook on the optional protocol on the sale of children, child prostitution and child pornography},
	publisher = {Innocenti Research Centre. The United Nations Children's Fund (UNICEF)},
	year = {2009},
	address = {Florence},
	note = {Ficheiro de 336 KB em formato PDF (74 p.). Disponível também em: https://www.unicef-irc.org/publications/pdf/optional_protocol_eng.pdf. Acedido a 12 de Agosto de 2013.}
}