00606     2200217   4500001002100000005001500021035002000036007000300056008004100059020000600100082001100106084001700117100004100134245008000175250000600255260003600261300003000297650002900327990001600356990001600372INLIS00000000000213020210609022320  a0010-0621000465ta210609                d          0 ind    a-  a001.42  a001.42 DEP l0 aDepartemen Pendidikan dan Kebudayaan1 aLomba Penelitian Ilmiah Remaja 1885 /cDepartemen Pendidikan dan Kebudayaan  a1  aJakarta :bBalai Pustaka,c1987  a138 hlm :bilus. ;c21 cm  ametode penelitian ilmiah  a00000004819  a00000004819