by Ir. Suyatno Risza $9.00
by Edgar Morin $6.00
by Supranto, J. $7.00
by Dr. C. Groenen, OFM. $8.00
by Yusuf Mansur $3.65
by A. Setyawan, SJ. $7.00
by Abu. Hudzaifah Ibrahim $7.00