by Dr. Sofyan Syafri Harahap, M.S,Ac $7.00
by Dr. H. Abuddin Nata, MA $6.00
by Notosusanto. Nugroho $6.00
by Drs. Daryanto $6.00
by Dutt, V.P $9.00
by Rosetta Reizt $11.00
by Prof. Mr. Dr. Sudargo Gautama $6.00
by Prof. Mr. Dr. Sudargo Gautama $8.00
by Maurice Duverger $7.00
by $6.00
by Redaksi (Penghimpun) $6.00
by Prof. dr. H. Sidarta Ilyas, SpM $9.00