by Drs. Wasty Soemanto $9.00
by Isjoni $7.00
by Drs. M. Daryono., dkk $9.00
by Drs. Inu Kencana Syafiie $7.00
by Drs. Ary H. Gunawan $11.00
by Drs. Harjanto $9.00