by John Gray, Ph.D. $13.00
by Drs. Syaiful Bahri Djamarah $9.00
by J. Waskito, SJ. $4.00
by Daniel L. Llowery, CSsR $6.00
by Dr. C. Groenen, OFM. $7.00
by Muhammad Al-Ghazali $6.00
by Maharsono Probho, SJ $5.00