by Ali Khomsan $9.00
by T.A. Brown $7.00
by Aziz Alimul $7.00
by Prof. dr. Unandar Budimulja, dr. Kusmarinah Bramono $7.00
by Prof. Dr. Satyanegara $16.00
by DR. M.N. Bustan & DRG. A. Arsunan, M.Kes $9.00