by Tedy Herlambang, dkk $9.00
by Anthony G. Athos $9.00
by Prof. Dr. Husaini Usman, M.Pd., M.T $16.00
by Idi Setiyobroto, dkk $6.00
by Prof. Dr. Husaini Usman, M.Pd & R. Purnomo Setiady Akbar, S.Pd., M.Pd $11.00
by Aileen Mitchel Stewart $9.00