by Dra. Haula Rosdiana, M.Si $12.00
by Ali Masjono Mukhtar, S.E., M.Bit $7.00
by Syaiful F. Prihadi $11.00
by Prof. S.H. Rewoldt $7.00
by Dr. Bustanul Arifin $11.00
by Ir. Irianto Aritonang $6.00