by Darmaningtyas $9.00
by Dr. Lijan Poltak Sinambel, M.M., M.Pd., dkk $9.00
by Dr. Mahsun, M.S $11.00
by Dr. Paul Suparno, SJ. $6.00
by Abdul Munir Mulkhan $7.00
by Prof. Dr. S. Nasution, M.A. $7.00