by Th. Endang Purwoastuti $5.00
by Andang Gunawan $12.00
by Chung Su Hoo & Ng Gek Lan $5.00
by Suparto Brata $13.00
by Dr. Pradana Soewondo, SpPD-KEMD $7.00
by Prof. Dr. Soekidjo Notoatmodjo $13.00