00000nam 2200000 4500 KASEL-06100000005858 20100611141655.0 181108||||||||| | ||| |||| ||ind|| 0010-061000000005858 305.230 72 305.230 72/Lom Lomba karya ilmu pengetahuan bagi remaja 1981 Jakarta Balai Pustaka 1983 81 hlm. : ilus. ; 21 cm 0 REMAJA - PENELITIAN - 2 110.333/Rtn/PD/7/98