na INLIS000000000001845 20230523025807 0010-061600000001844 230523 0 ind 001.4 Had m1 Hadi, Sutrisno Metodologi Research Jilid 1 / Sutrisno Hadi Yogyakarta : Andi,, 1991. xii, 96 hlm ; 23 cm. Metodologi Penelitian 979-731-447-2 001.4 Had m Ed. 2