by Drs. H.M. Yacob Ibrahim $11.00
by R. Ibrahim dan Nana Syaodih. S $7.00
by Prof. Drs. H. Lili M. Sadeli, M.Pd $9.00
by Prof. Dr. Sudarwan Danim $11.00
by Koestoer, Raldi Hendro $6.00
by Drs. Slamet Santoso $6.00