na NUTTI-10120000000244 20230223094732 0010-091900000008660 190902||||||||| | ||| |||| ||ind|| NTPDKUP a-io-nt Indonesia Depdikbud Lomba Penelitian Ilmiah Remaja 1987 / Indonesia depdikbud Cet. 3 102 hlm. ; 21cm 979-407-193-5 indonesia [22] 500 500 IND l 500 IND i Jakarta : Balai Pustaka, 1993 Penelitian Ilmiah NTPDKUP lantai 1 lantai 1 86.131/PD/P/97/C1