na INLIS000000000004452 20130515144036 ind 979-8015-47-9 0010-051300000004452 ind 001.422.5 001.422.5 Masri, Singarimbun Metode Penelitian Survai / editor, Sofian, Effendi Cetakan : 1 Jakarta LP3ES 1989 x, 336 hlm. ;21 cm. 324 Metode Penelitian 7087