by Paul R. Krugman $9.00
by Prof. Dr. H.A.R. Tilaar, MSc.Ed $9.00
by Drs. Ajat Sudrajat $7.00
by Prof. Dr. Sondang P. Siagian, M.P.A $9.00
by Ichimura, Shinichi $9.00
by Bambang Soepeno, M.Pd $9.00
by WK $13.00