na INLIS000000000007725 20220310122825 220310||||||||| | ||| |||| || 978-979-769-514-9 010-0322002501 001.4 001.4 SUR m Sumadi Suryabrata Metodologi Penelitian ed.2 Jakarta Rajawali Pers 2014 xiv, 166 hlm; 19 cm Penelitian