by Ludovikus Ndona, SMM $5.00
by Von Julius Schnorr Von Carolsfeld $11.00
by Dr. K.H. Didin Hafidhuddin, M.Sc $9.00
by Dr. C. Groenen, OFM. $12.00
by Sa'id Musfar al-Qahtani $5.00
by Ir. Respati $9.00