by A.H. Manurung, S.E
$7.00

by Istimawan Dipohusodo
$13.00

by Drs. Amin Widjaja Tunggal, Ak., M.B.A
$7.00

by Prof. Komaruddin
$11.00

by Drs. H. Malayu S.P. Hasibuan
$7.00

by Darmadi Durianto, Sugiarto, dkk
$7.00