00510     2200181   4500001002100000005001500021008004100036035001900077041000700096082001300103090002300116245005500139250001000194260004100204300002900245500002200274650003200296INLIS00000000002804920231202145949231202|||||||||   |   |||   |||| ||   |   0010-1223028049  aid0 a304.2072  a304.207 2 Ser00a1001 apa, mengapa, dan bagaimana : remaja meneliti  aCet.1  aJakartabBhratara Karya Aksarac1982  a63 hlm. : ilus. ; 21 cm.  aR08.12 - R08-0194 0aLingkungan Hidup Penelitian