@book{160,
	author = {Bello, Amelia L.; Bello, Rolando; Camacho, Jr., Jose DV.; Catelo, Ma. Angeles O.; Vuevas, Agham C.; Rodriguez, U-Primo E.},
	title = {Economics : },
	publisher = {C & E,},
	year = {2007.},
	address = {Quezon City :},
	note = {Includes bibliography}
}