@book{297,
	author = {DISTEFANO, JOSEPH J. and STUBBERUD, ALLEN R.},
	title = {TEORIA Y PROBLEMAS DE RETROALIMENTACION Y  SISTEMAS DE CONTROL/ },
	publisher = {MCGRAW-HILL},
	year = {1972},
	series = {SER. DE COMPENDIOS SCHAUM},
	address = {BOGOTA ; MEXICO: },
	note = {INCLUYE INDICES.}
}