by Anwar Arifin $6.00
by Drs. Soemarso, S.R $18.00
by Dr. Sofyan Syafri Harahap, M.S,Ac $11.00
by Soegijatna Tjakranegara, S.H $13.00
by Linda Adams & Elinor Lens $7.00
by Henry Simamora, S.E $18.00