na INLIS000000000007980 20150925122421 171103||||||||| | ||| |||| ||ind|| 979-421-104-4 0010-091500000007980 ind 001.4 001.4 Sum m Sumadi Suryabrata Metodologi Penelitian Jakarta Rajawali Pers 1992 116 hlm.; 21 cm METODE PENELITIAN