by Dr. W. Herdin Sibuea $11.00
by Prof. Dr. dr. H. Dadang Hawari, Psikiater $7.00
by Nursalam $7.00
by dr. Nur Asikin, dr. V. Sutarmo, dr. Nanang S. $6.00
by Nursalam $12.00
by Aziz Alimul $7.00