by Richard G. Lipsey., dkk $16.00
by Drs. Suharto, dkk $7.00
by Drs. Sudarsono, S.H., M.Si $20.00
by - $11.00
by Drs. Amin Widjaja Tunggal, Ak., M.B.A $12.00
by Drs. Ton Kertapati $7.00