(3bhGYO GdHfGA ai GdeLJeY GdGSdGei (B/ s - (3eMeO GdSjO Gdhcjds ([S.N] : (3OGQ GdhaGA ddWHGYI hGdfTQ hGdJhRjY , s, 1986)
Keywords: (3GdeLJeY GdGSdGejs