by - $11.00
by Dr. Rhenald Kasali $7.00
by Drs. Amin Widjaja Tunggal, Ak., M.B.A $9.00
by Michael J. Tang $13.00
by Sofyan Syafri Harahap $13.00
by George W. Barclay $9.00
by Tini K $5.00