by AAK (Aksi Agraris Kanisius) $6.00
by Ir. Sudadi Martodireso & Ir. Widada Agus Suryanto, MM $5.00
by Prof. Komaruddin $30.00
by Rachman Sutanto $9.00
by Eko Agus Triwiyatno $5.00
by Dr. Ibrahim Bafadal, M.Pd $9.00