by M. Arthur Gillis $11.00
by Ir. Setijo Pitojo $6.00
by Drs. Amin Widjaja Tunggal, Ak., M.B.A $7.00
by Ir. Hieronymus Budi Santoso dan Heru Respati $5.00
by Soekartawi $7.00
by Prof. M. Nasroen $7.00