by Prof. Dr. Budi Winarno, MA $11.00
by Sudarsono Soedomo $5.04
by James Champy $13.00
by Vincent Gaspersz $7.00
by Drs. Amin Widjaja Tunggal, Ak., M.B.A $12.00
by Yusron, Adriono, Djoko P $7.00