by Adian Husaini, M.A & Abdurrahman Al-Baghdadi
$6.00

by Drs. Ec. Alex. S. Nitisemito dan Drs. M. Umar Burham. M.S
$6.00

by Drs. Amin Widjaja Tunggal, Ak., M.B.A
$11.00

by Dibyo S. Priambodo
$7.00

by Steve Kaplan
$11.00

by Prof. Dr. Sondang P. Siagian, M.P.A
$9.00