by Bruce Herrick dan Charles P. Kindleberger $12.00
by Syam Hardy $7.00
by M.E. Dicks $6.00
by Drs. Daryanto $6.00
by Drs. Firman B. Aji dan Drs. Martin Sirait $9.00
by Drs. Suyadi Prawirosentono, MBA $0.00
by Lance Castles $7.00
by Ir. Ibnu Dwi Buwono, M.Si $7.00
by Stallings $18.00
by Mira W. $7.00
by Ir. M. Lies Suprapti $6.00
by PETER ZILAHY $7.00