(3GdUgjhfjI hGdYfUQjI (B:s (3GdUgjhfjI cfeW ef CfeGW GdJaQbI GdYfUQjI (B/s - (3eajO TgGH GdOjf s; (3jhfGf dHjH QRbs ([ (3ecGf GdfTQ ZjQ eMOO(B] :s (3OGQ GdfGaY (B,s, 1977)
. 240-220 (3HHdjhLQGajG(B: (3UaMGJ(B.s
Keywords: (3GdcjGf GdUgjhfj s; (3GdacQ GdUgjhfjs; (3GdYfUQjI GdUgjhfjI s