na INLIS000000000037517 20161005093140.0 $0010-101600000000278 $a 428. SCI V.2A C.2 $a 428. SCI V.2A C.2 $a Sumarwan $a Science For Junior High School $a Ke-1 $a Jakarta $b Erlangga $c 2006 $a Sri Sulastri $a Arpus Kab. Magetan $a 47.383-0