by Robert K. Yin $7.00
by Drs. Amin Widjaja Tunggal, Ak., M.B.A $6.00
by Drs. Hadiyanto, M.Ed $9.00
by Hendrastanto Yudowidagdo, S.H $9.00
by Prof. DR. Taliziduhu Ndraha $7.00
by Prof. Dr. Soegyarto Mangkuatmodjo $13.00