by - $9.00
by J. W. M. Bakker, SJ $7.00
by Sufi S.Y. $11.00
by Ir. H. Rahmat Rukmana & Hj. Yuyun Yuniarsih, SP., MBA., MM. $6.00
by Doddy Pamudji $7.00
by NURHAYATI PUJIASTUTI $6.00