@book{32246,
	author = {Calderon Quijano Jose Antonio},
	title = {Las fortificaciones españolas en america y filipinas /},
	publisher = {Editorial mapfre,},
	year = {1992},
	series = {COLECCION ARMAS Y AMERICA, XIII, 12 COLECCIONES MAPFRE, 1492},
	address = {Madrid :}
}