@book{8164,
	author = {Realuyo, Zenaida M. and Cariño, Virginia S. },
	title = {Basic concepts of biological science},
	publisher = {Katha Pub.,},
	year = {2003. },
	address = {Quezon City:},
	edition = {3rd ed.},
	note = {Includes bibliographical references and index.}
}