by Prof. Mr. Dr. Sudargo Gautama $7.00
by Emha Ainun Najib $11.00
by Adian Husaini, M.A & Abdurrahman Al-Baghdadi $6.00
by Sabartua Tampubolon $9.00
by Chabib Thoha $6.00
by Drs. Suyadi Prawirosentono, MBA $0.00