by Dr. BS. Mardiatmadja, SJ. $4.00
by J.C. Vergouwen $13.00
by N. Edy Soetanto, BE. $5.00
by Dr. Niels Mulder $11.00
by dr. St. Arif Haliman, MPH dkk $4.00
by Ir. M. Lies Suprapti $6.00