na INLIS000000000005141 20231202141116 231202||||||||| | ||| |||| || | 010-1223005141 id 300.72 300.72 LAB m Hagedorn, Robert Labovitz, Sanford Metode riset sosial : suatu pengantar Ed.3 Jakarta Erlangga 1982 xi, 151 hlm. ; 21 cm. R07.24 - R07-0634 Penelitian -- Sosial