by Ir. Sujamto $12.00
by Prof. DR. S.P. Siagian, M.P.A $9.00
by Munir Fuady, S.H., M.H. LL.M $6.00
by Budi Santoso, SH., MS. $7.00
by Drs. H. Ahmad Wardi Muslich $9.00
by H. Adijani Al-Alabij $7.00