by Koeswinarno $9.00
by Freemont E. Kast $16.00
by Drs. CST. Kansil, S.H $12.00
by Prof. Dr. Husaini Usman, M.Pd & R. Purnomo Setiady Akbar, S.Pd., M.Pd $11.00
by Johannes Lim $9.00
by Frans F. Royan $9.00