by I. Wibowo $11.00
by Dr. Maryaeni, M.Pd $6.00
by Sutarmo Setiadji, V $5.00
by Drs. H. Abu Ahmadi $11.00
by Drs. Syaiful Bahri Djamarah $9.00
by Hadinoto, Kusudiarto $6.00