@book{9450,
	author = {Pulecio Mariño, Enrique and Villegas, Benjamín},
	title = {Colombia panorámica },
	publisher = {Villegas Editores},
	year = {1997},
	address = {Bogotá },
	edition = {1a. edición},
	note = {Donación Villegas Editores }
}