by Thomas Harris $6.00
by Sugiarto, dkk $16.00
by Edilius, S.E dan Drs. Sudarsono, S.H., M.Si $11.00
by GEORGE T. HALEY $7.00
by Anand Krishna $9.00
by Steven D. Levitt & Stephen J. Dubner $11.00
by Lois P. Frankel, Ph.D $11.00