by Dr. Ibrahim Bafadal, M.Pd $6.00
by Prof. Dr. Mansoer Paleda $11.00
by Prof. Dr. H.A.R. Tilaar, MSc.Ed $11.00
by Drs. Hugiono $6.00
by Moh. Taufik Makarao, S.H., M.H $11.00
by Mas Djomul $6.00