00561     2200217   4500001002100000005001500021035002000036007000300056008004100059020001800100082001000118084001600128100001600144245005700160250000600217260004900223300002100272520002300293600001800316990000900334INLIS00000000000313920211216012816  a0010-1221000526ta211216                           0 ind    a979-8087-60-7  a523.4  a523.4 LES m0 aLesley Sims1 aMENGENAL ILMU RUANG ANGKASA :bPlanet /cLesley Sims  a1  aJakarta :bGrolier International Inc.,c2001  a32 hlm. ;c18 cm  aApakah planet itu? 4aSAINS POPULER  a1263