by Melanie Sadono Djamil, Boedi Oetomo Roeslan $8.00
by David Merner $12.00
by Nursalam $7.00
by DR. Soekidjo Notoatmodjo $7.00
by Drs. H. Kahar Masyhur $11.00
by Nursalam $13.00
by Prof. Dr. Nur Nasry Noor, M.P.H $6.00