by Budi Irawanto $7.00
by Prof. DR. Taliziduhu Ndraha $9.00
by Pahala Nainggolan $9.00
by Drs. Amin Widjaja Tunggal, Ak., M.B.A $6.00
by Drs. Amin Widjaja Tunggal, Ak., M.B.A $9.00
by Prof. Dr. J. Winardi, SE $9.00