@book{106259,
	author = {Caballero Calderón, Eduardo},
	title = {Suramérica, tierra del hombre.},
	publisher = {Ediciones Guadarrama},
	year = {1956.},
	series = {Colección Del Pirineo a los Andes, 2},
	address = {Madrid},
	edition = {2. ed.}
}