by dr. Iwan Ikayuda, dr. Sukonto K., Prof. dr. Sjahriar R
$20.00

by Prof. Dr. dr. Sudigdo S., Prof. dr. Bambang M
$6.00

by Lachman, L., Herbert A. Lieberman & Joseph L. Kanig
$18.00

by Pandi Winoto, CP
$6.00

by Aziz Alimul
$7.00

by dr. Nur Asikin, dr. V. Sutarmo, dr. Nanang S.
$6.00