by Drs. Yustinus Semiun, OFM $16.00
by N. Driyarkara, SJ (+) $40.00
by Ir. Hieronymus Budi Santoso $5.00
by Mark Fintel $0.00
by Ted O\'Neal $6.00
by Yoh. Rohmadi Mulyono, MSF. $6.00
by Arif Yulianto $16.00
by Wirjasantoso, Ratal $7.00
by Ir. Setijo Pitojo $6.00
by Ganijanti $16.00
by - $11.00
by Prof. Dr. Simuh $7.00