@book{1940,
	author = {Organizacion Mundial de la Salud},
	title = {Environmental Health Criteria 126: Partially Halogenated Chlorofluorocarbons (Methane Derivatives)},
	publisher = {Organizacion Mundial de la Salud},
	year = {1991},
	address = {Ginebra},
	edition = {1º ed.},
	note = {Baja depósito Caja 32 Junio 2019}
}