by Iwan Prayogo Suryohadibroto $12.00
by Drs. H.M. Daryanto $7.00
by Drs. Amin Widjaja Tunggal, Ak., M.B.A $11.00
by - $12.00
by Drs. M.S. Tajul Khalwaty, A.S $9.00
by Prof. Dr. Soekidjo Notoatmodjo $9.00