@book{35496,
	author = {Gray, Rob. and Bebbington, Jan.},
	title = {Contabilidad y auditoria ambiental /},
	publisher = {Ecoe Ediciones,},
	year = {2006.},
	series = {Textos universitarios. Contabilidad y finanzas},
	address = {Bogotá :},
	edition = {2a ed.},
	note = {Titulo original : Accounting for the environment.}
}