by Drs. CST. Kansil, S.H $13.00
by William J. Goode $9.00
by Joeniarto, S.H $7.00
by Dr. Hamzah B. Uno, M.Pd $9.00
by Dr. Sofyan Syafri Harahap, M.S,Ac $7.00
by Tini K $5.00