na INLIS000000000002694 20251002014230 0010-1025000001 ta 251002 0 ind 001.42 001.42 MAS m Masri Singarimbun Metode Penelitian Survai / Masri Singarimbun Jakarta : LP3ES, 1982 vii, 266 hlm. ; 22 cm. Metode Penelitian Sofian Effendi 0002628