@book{77388,
	author = {Arias Trujillo, Ricardo and Rodríguez, Daniel},
	title = {9de abril de 1948},
	publisher = {Panamericana editorial},
	year = {1998},
	series = {Cuadernillos de historia},
	address = {Bogotá (Colombia)},
	note = {Incluye índice.}
}