na INLIS000000000007426 20231202141625 231202||||||||| | ||| |||| || | 979-421-104-4 010-1223007426 id 001.42 001.42 SUR m Suryabrata, Sumadi Metodologi penelitian Ed.1, cet.18 Rajagrafindo Persada 1983 xiii, 165 hlm. ; 20 cm. R01.04 - R01-0111 Metode Penelitian