by Bachtiar Ibrahim $12.00
by Tommy H. Purwaka $11.00
by Mc Iver $9.00
by Dr. Ibrahim Bafadal, M.Pd $6.00
by Redaksi (Penghimpun) $11.00
by Drs. Mulyono HAM, M.Pd $13.00
by Drs. H. Kahar Masyhur $9.00
by Joeniarto, S.H $9.00
by Ir. Suprio Guntoro $6.00
by Reeves $13.00
by John Salindeho $12.00
by Judith E. Brown Ph.D & Richard E. Brown, M.D., P.Ph $5.00