00000nam 2200000 4500 INLIS000000000000463 20220716115950.0 220716||||||||| | ||| |||| ||ind|| 0010-072200000000463 ind 1.42 001.42 SUR M Suryabrata, Sumadi Metodologi penelitian Jakarta: Rajawali x, 116 hlm. : ilus.; 21 cm. Metodologi Penelitian