by Sisca Soewitomo $6.00
by Kinkin S. Basuki $9.00
by M. Fethullah Gulen $9.00
by Prof. J. Suprapto, M.A. APU $16.00
by IBRAHIM AMIR HASAN $7.00
by Prof. Dr. Veithzal Rivai $12.00
by Prof. Mr. Dr. Sudargo Gautama $8.00