by Ir. Ari Wijayani Purwanto $11.00
by Drs. Yayan Sutrian $9.00
by Ir. Hieronymus Budi Santoso $6.00
by DR. Soekidjo Notoatmodjo $7.00
by Drs. K. Permadi, S.H $7.00
by Ir. Fauziah Muhlisah $6.00