na INLIS000000000000717 ind 0010-1023000530 Instrumen Penelitian Bidang Sosial Hadari Nawawi , M. Martini Hadari Nawawi, Hadari Cet. 1 Yogyakarta Gadjah Mada University Press 1992 x, 227 p. 21 cm 979-420-238-x 303.1 NAW i 303.1 Penelitian