by Hendra Sutardhio $9.00
by Moenaf H. Regar $7.00
by William J. Goode $9.00
by Drs. Wasty Soemanto, M.Pd $6.00
by Prof. Dr. Husaini Usman, M.Pd dan R. Purnomo Setiady Akbar, S.Pd., M.Pd $6.00
by Slameto $9.00
by Y. T. Prasetiyo $5.00
by Heru Susanto $5.00
by I.P.M. Ranuhandoko $16.00
by Prof. Dr. Andi Hamzah, S. H. $11.00
by Koesparmono $6.00
by I Nengah Januartha & Made Yudistira $4.04