by $7.00
by Redaksi (Penghimpun) $11.00
by Drs. Daryanto $13.00
by Therese Iknoian $7.00
by M. Nasib ar-Rifa'i $28.00
by Drs. Save M. Dagun $7.00
by Kartadjoemena, H.S $9.00
by Aziz Alimul $7.00
by Dr. Ir. M.M. Sri Setyati Harjadi $7.00
by Drs. Wishnubroto Widarso $5.00