na INLIS000000000002310 20161019134352.0 a ||| | 170609| ||| | - 0010-011500000000313 001.4 MAS p Masri Singarimbun Pedoman praktis membuat usulan penelitian 1 Jakarta Ghalia Indonesia 1984 xvii, 193 hlm; 21cm Metodologi penelitian 7554/B/2006