by Iggi H. Achsien $7.00
by Richard G. Lipsey & Peter O. Steiner $16.00
by Drs. C.S.T. Kansil, S.H $11.00
by Jack Trout dan Steven Rivkin $6.00
by Ken McElroy $9.00
by Hill, Terry $6.00
by $16.00
by Drs. Ibnu Syamsi, S.U $9.00
by Aziz Alimul $9.00
by Jacqueline Wilson $6.00
by Hindah Muaris $7.00
by Atok Sugiarto $20.00