by Nurudin $9.00
by Dr. Bahder Johan Nasution, S.H., S.M., M.Hum $7.00
by Suwasono Heddy $6.00
by Ir. Eddy Afrianto & Ir. Evi Liviawaty $6.00
by S. Soegijanto $11.00
by Ian L. Betts $30.00
by $6.00
