by Dr. M. Said Ramadhan Al-Buthi $11.00
by Sakti A. Siregar $6.00
by Drs. Muhammad Musa asy-Syarif $6.00
by Dr. Ir. H.S. Farid Ruskanda, M.Sc. A.P.U. $5.00
by Ir. Hieronymus Budi Santoso $5.00
by Sardi, L.A., SJ. $7.00