by Pahala Nainggolan $9.00
by Drs. Hari Amanto & Drs. Daryanto $7.00
by Jo Condrill & Bennie B., Ph.D $7.00
by Redaksi (Penghimpun) $9.00
by $7.00
by Jopie Jusuf $11.00
by Zulkarimein Nasution $9.00
by Ali Unal $7.00
by A. Widyamartaya, B.A $3.00
by Lipschutz $12.00
by Choiruddin Hadhiri S.P. $13.00
by Ambarini $9.00