@book{9278,
	author = {Grau, Enrique and Villegas, Benjamín},
	title = {Enrique Grau },
	publisher = {Villegas Editores},
	year = {2003},
	address = {Bogotá },
	edition = {1a. edición },
	note = {Donación Villegas Editores}
}