by Don WS, Cherry Hadibroto $7.00
by Smith, John B. & Soesanto Mangkoewidjojo $6.00
by Dr. Ir. Kemas Ali Hanafiah, M.S., dkk $11.00
by Komlit KWI $3.00
by Dr. Med. Udayana Gendo $7.00
by Dr. Niels Mulder $0.00