na INLIS000000000005989 20130515155849 ind 979-533-620-7 0010-051300000005989 ind 001.4 001.4 Sutrisno, Hadi Metodologi Research Jil.2 Edisi : 1; Cetakan : 25 Yogyakarta Andi Offset 2000 x, 217 hlm. ;21 cm. Metodologi Research