@book{177921,
	author = {Hernández Cruz, Luis, and Marrozzini, Luigi and Bienal de San Juan del Grabado Latinoamericano},
	title = {Obra gráfica, 1962-1990},
	publisher = {Instituto de Cultura Puertorriqueña},
	year = {1991.},
	address = {San Juan, P.R.},
	note = {Bibliography: p. 63.}
}