by Drs. Inu Kencana Syafiie $12.00
by Tommy H. Purwaka $11.00
by Prof. Dr. Makmur, M.Si $7.00
by Daniel J. Mueller $7.00
by Edward G. Reed & Edward K. Gill $16.00
by Prof. Dr. Husaini Usman, M.Pd dan R. Purnomo Setiady Akbar, S.Pd., M.Pd $6.00
by Collin Mclver $9.00
by Abdul Halim $6.00
by $16.00
by K.H. Moenawar Chalil $11.00
by Anonim $9.00
by S. Mara Gd $9.00