by Drs. Muchdarsyah Sinungan $7.00
by Drs. Surajiyo $7.00
by Drs. H. Hartomo dan Dra. Amicun Azis $11.00
by Trim Sutidja $7.00
by R. Ibrahim dan Nana Syaodih. S $7.00
by Murdifin Haming, S.E., M.Si & Dr. Mahfud Numajamuddin, S.E., M.M $0.00
by Prof. Dr. S. Nasution, M.A. $7.00