@book{9460,
	author = {Briones, Exequel E. jr.,},
	title = {Difficulties encountered by the students of Camarines sur polyechnic colleges at buhi extension campus,buhi,Camarines sur/},
	publisher = {Camarines Sur Polytehcnic Colleges ;},
	year = {2009.},
	address = {Nabua, Camarines Sur :}
}