by dr. St. Arif Haliman, MPH dkk $4.00
by WK $13.00
by J. W. M. Bakker, SJ $7.00
by Lipschutz $13.00
by H. Rahmat Rukmana $6.00
by Ir. Rahmat Rukaman, MBA & Hj. Yuyun $6.00