00599     2200205   4500001002100000005001500021008004100036020001800077035001900095041000700114082001100121090001700132100002100149245011100170250001000281260002700291300002900318500002200347650002400369INLIS00000000001050020231202142321231202|||||||||   |   |||   |||| ||   |   a979-404-817-8  0010-1223010500  aid0 a507.24  a507.24 PRE b0 aHans Jugen Press00aBermain dengan pengetahuan : buku besar 200 percobaan mengenai alam dan teknik dilaksanakan sambil bermain  aCet.5  aBandungbAngkasac1991  a52 hlm. : ilus. ; 21 cm.  aR19.01 - R19-0077 0aEksperimen -- Sains