by Prof. dr. Sidarta Ilyas, Sp.M $13.00
by J. Guwandhi, SH. $7.00
by dr. Benhard Rudyanto Sinaga, SpKJ $9.00
by Dr. Med. Udayana Gendo $16.00
by Abedin-Conner $7.00
by Health Media Nutrition Series $6.00