by Dr. Tony Setiabudi, Ph.D., Dr. Hardywinoto, SKM $9.00
by Dr. R. Hutapea, SKM, Ph.D $7.00
by $6.00
by WK $16.00
by WK $12.00
by Masaru Emoto $9.00
by Sutanto $11.00
by $11.00
by $7.00
by Dr. Sayyid M. Nuh $11.00
by Dr. Hj. Tien Ch. Tirtawarna, SpGK $13.00