by Joe Girard $7.00
by Jajat Burhanudin $11.00
by Drs. Amin Wijaja Tunggal, M.B.A $7.00
by Drs. O.P. Simorangkir $9.00
by Abustam, Muhammad Idrus $9.00
by Susmayati, B.A., dkk $6.00