by Prof. Dr. Suharsimi Arikunto $7.00
by Soedjono-Dirjosisworo $9.00
by Abdul Halim $7.00
by Abdul Manan $12.00
by Prof. Dr. Husaini Usman, M.Pd dan R. Purnomo Setiady Akbar, S.Pd., M.Pd $6.00
by George Ritzer $7.00