by Sisca Soewitomo $6.00
by WK $12.00
by $9.00
by Prof. Dr. Husaini Usman, M.Pd., M.T $16.00
by Prof. Dr. dr. H. Dadang Hawari, Psikiater $7.00
by Mulyadi Subri $9.00
by Drs. H. Malayu S.P. Hasibuan $11.00
by Hazairin $5.00
by - $12.00