by Djamaluddin Darwis $7.00
by Sukadji, Soetarlinah $6.00
by Cepi Triatna, S.Pd $7.00
by Agus Sudibyo $11.00
by Prof. Dr. Suharsimi Arikunto $9.00
by Chris M & Peter V. Diemen $11.00
by Wirakusumah, Sambas $7.00