by Benny Rachmadi $5.77
by Dr. C. Asri Budiningsih $7.00
by Drs. Hendiyat Soetopo $11.00
by Sulistyowati Irianto $11.00
by M. Fuad, dkk $11.00
by T. Mulya Lubis, Richard M. Buxbaum $30.00