00513     2200193   4500001002100000005001700021008004100038020001700079035002200096082001900118090001900137100001700156245004800173250000800221260003300229650002500262850002200287990001000309INLIS00000000002874120150811140834.0                                        $a 0-7879-6601-0$0010-081500000000206$a R 507 GEO s C.1$a R 507 GEO s C.1$a George Watson$a Reasy to use Activities Tha Make Science Fun$a Ke-1$a Bandung $b Pakar Raya $c 2006$a PENDIDIKA, PENELITIAN$a Arpus Kab. Magetan$a 41.431