by Dr. Franz Magnis Suseno, SJ $12.00
by Dr. Niels Mulder $12.00
by B. U. Hadikusumo $5.00
by Ir. G. Djatmiko Sudarmo & Ir. S. J. Edy Purnomo $12.00
by Dr. Ir. Muhammad Rasyaf, MS $7.00
by Ir. Rudy Gunawan $6.00