@book{3109,
	author = {LECONA DE PAZ, JESUS. and INSTITUTO TECNOLOGICO DE TUXTLA GUTIERREZ.},
	title = {METODO PARA EL DIAGNOSTICO DE PROBLEMAS EN   BOMBAS CENTRIFUGAS/ },
	publisher = {EL AUTOR},
	year = {1994},
	address = {TUXTLA GUTIERREZ, CHIS.: }
}