by Prof. Dr. Husaini Usman, M.Pd dan R. Purnomo Setiady Akbar, S.Pd., M.Pd $6.00
by Deliarnov $11.00
by H. Bohari, SH, MS $7.00
by Guritno, Pandam $5.00
by Prof. Dr. H. Harsuki, MA $11.00
by Lindsay, David $5.00