by H. Rahmat Rukmana $5.00
by Bismar Siregar, S.H. $7.00
by B. U. Hadikusumo $5.00
by Ahmad Nucholis $9.00
by Drs. Agus M. Hardjana, M.Sc., Ed $3.00
by Ir. Wisnu Sasongko $9.00