by ISEI $18.00
by KWI $13.00
by $3.00
by Wahyu Widodo, Sri Sumarah $9.00
by Ir. H. Rahmat Rukmana - Hj. Yuyun Yuniarsih, BSc. $6.00
by Dr. FX. Mudji Sutrisno, SJ & Hendra Putranto (Ed) $12.00
by M. Ghufron H. Kordi K $9.00
by S. Soegijanto $11.00