@book{9319,
	author = {Asuhan, Jona S.,},
	title = {Professionalism and working effectiveness of Camarines Sur Polytechnic Colleges non-teaching personnel as perceived by students/},
	publisher = {Camarines sur Polytechnic Colleges ;},
	year = {2007.},
	address = {Nabua, Camarines Sur :}
}