by Prof. Subowo, dr. M.Sc., Ph.D $7.00
by dr. Iwan Ikayuda, dr. Sukonto K., Prof. dr. Sjahriar R $20.00
by Dripa Sjabana $7.00
by Aziz Alimul $9.00
by Katzung $26.00
by J. Guwandhi, SH. $7.00