by Zainuddin HM $5.28
by Drs. Amin Widjaja Tunggal, Ak., M.B.A $11.00
by Paul R. Krugman $9.00
by Kasmir, S.E., M.M $11.00
by Glenn A. Welsch, dkk $22.00
by Clacke & Crossland $9.00