by Dr. Franz Magnis Suseno, SJ $9.00
by Dr. Soegeng Santoso, M.Pd dan Dra. Anne Lies Ranti., M.Pd $9.00
by Prof. dr. Sarwono Waspadji, Prof. dr. Slamet Suyono $9.00
by Ir. M. Lies Suprapti $6.00
by Thomas Subandriyo $4.00
by Ir. Bambang Cahyono $7.00