by Dr. Franz Magnis Suseno, SJ $11.00
by Ir. Bambang Cahyono $7.00
by J. Donald Walters $5.00
by H.A. Aziz Salim Basyarahil $5.00
by Ir. H. Rahmat Rukmana, MBA., MSc. $5.00
by Dr. Al. Purwa Hadiwardoyo, MSF. $4.00