by Suyitno dan Kamarijani $6.00
by Drs. Syaiful Bahri Djamarah $9.00
by Ir. H. Sudirman, Mpi & Prof. DR. Ir. Achmad Mellawa $9.00
by Drs. A. Munir $7.00
by Ali Masjono Mukhtar, S.E., M.Bit $7.00
by Drs. CST. Kansil, S.H $9.00
by F.X. Djumialdji, S.H. $5.00
by $16.00
by Richard G. Lipsey & Peter O. Steiner $18.00
by Tim Redaksi Tatanusa $12.00
by Jack Trout dan Steven Rivkin $6.00