by Prof. I. R. Poedjawiyatna $7.00
by Handi Irawan D., MBA, M.Com $7.00
by Sofyan Syafri Harahap $7.00
by Syam Hardy $9.00
by Drs. Agus M. Hardjana, M.Sc., Ed $6.00
by Prof. Mr. Roeslan Saleh $7.00