by Tanenbaum $13.00
by Neil F. Gordon $6.00
by WK $12.00
by WK $13.00
by Pradipta $11.00
by Syamsir Abduh $9.00
by Redaksi (Penghimpun) $7.00
by Ben Haryono $11.00
by Susmayati, B.A., dkk $7.00
by Sinta Yuduisia $5.00
by Indriani $6.00
by Ashadi Siregar & I Made Suarjana $6.00