by Drs. G. Kartasapoetra., dkk $9.00
by Drs. Amin Wijaja Tunggal, M.B.A $6.00
by Drs. S. Margono $9.00
by Drs. Amin Widjaja Tunggal, Ak., M.B.A $7.00
by Dra. Rostamailis $9.00
by Drs. G. Kartasapoetra $7.00
by Drs. Sudiyo $9.00