00000cam a22000004a 4500 UP-8027390931313680685 Buklod 20070912125055.0 m |o d | ta 040210s1988 xx |||| r |||| u| d (iLib)UPVIS-00000039388 H62 I55 1988 Sevilla, Consuelo G. An introduction to research methods Consuelo G. Sevilla. Manila Rex Book Store c1988. 308 p. Research methods. UPVIS UPV-CML H62 .I55 1988 Book