00000nam 2200000 4500 INLIS000000000855879 20210204011941 0010-0221000509 ta 210204################g##########0#ind## 9789796889914 923-3 HEL b 923-3 HEL b 926 HEL b ROBERT HELLER BILL GATES / ROBERT HELLER Cet. 1 Jakarta : Erlangga, 2003 112 hlm : ilus ; 21 cm 1136-B/05 11252/PKP/10 129/PKP-A/10 2313/PKP-B/2016 2312/PKP-B/2016 2314/PKP-B/2016