by Ikatan Akuntan Indonesia $11.00
by Dra. Moeslichatoen R., M.Pd $7.00
by P.L. Chan, MD & GA Taylor, MD $5.00
by Iman Soeharto $20.00
by Drs. Daryanto $11.00
by Drs. Abdul Chaer $11.00
by Dr. W. Herdin Sibuea., dkk $7.00