by Carlos G. Valles, SJ $7.00
by Ir. Eddy Afrianto & Ir. Evi Liviawaty $6.00
by Mahsun Fuad $11.00
by J. Donald Walters $9.00
by Ernest & Sri Mariyanto $4.00
by Drs. Syaiful Bahri Djamarah $9.00