(3JGQjN GdUMGaI aj ChQhHG hCeQjcG (B:s (3efP HOGjJgG MJi bjGe GdMQH GdYGdejI GdKGfjI (B,s - (3eMehO fLjH CHh Gddjd s ([(3ecGf GdfTQ ZjQ eMOO(B] :s [(3GdfGTQ ZjQ eMOO(B] ,s, 1950)
. 240-220 (3HHdjhLQGajG(B: (3UaMGJ(B.s
Keywords: (3JGQjN GdUMGaIs; (3CNdGbjGJ egfI GdUMGaI s