by Prof. Dr. H. Abdurrahmat Fathoni, M.Si $6.00
by John L. Espostio $11.00
by Prof. DR. Taliziduhu Ndraha $9.00
by Sukadji, Soetarlinah $6.00
by Redaksi Rineka Cipta $9.00
by A.H. Manurung, S.E $7.00