@book{5186,
	author = {Bucu, Amelia V. and Marga B. Carreon.},
	title = {Obra maestra IV :},
	publisher = {Rex Book Store, Inc.,},
	year = {c2009.},
	series = {Obra maestra.},
	address = {Manila :},
	edition = {Ikatlong ed.},
	note = {Includes glossary and index.}
}