by Prof. Mr. Notonagoro $9.00
by Drs. Agus M. Hardjana, M.Sc., Ed $5.00
by Bob Messing $7.00
by Howard Schultz $13.00
by Drs. Husein Umar, S.E., M.M., MBA $13.00
by Hafield Cangara $7.00