by Prof. Dr. Nur Nasry Noor, M.P.H $6.00
by Drs. Rudy T. Erwin, S.H $11.00
by Sardiman AM $9.00
by Drs. H.A. Mustofa $7.00
by Prof. Dr. H. Abdurrahmat Fathoni, M.Si $7.00
by Prof. I. R. Poedjawiyatna $7.00