(3Jbfjf GMcGe GdKGfhf GdOhdj GdYGe (B:s (3GdYdGbGJ GdOHdheGSjI GdbfUdjI (B/s - (3YHO GdYRjR eMeO SQMGfs ((3GdbGgQI (B:s [(3GdfGTQ ZjQ eMOO(B],s, 1973)
(3eSJNQL ef eLdI GdYdhe GdbGfhfjI h GdGbJUGOjI GdYOO GdKGfj (B- (3GdSfI GdNGeSI YTQ (B- (3jhdjh SfI (B1973 .s
(3jTJed Ydj GQLGYGJ HHdjhLQGajI(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdOHdheGSjI (B/ (3GdSdc GdOHdheGSjs; (3GdbGfhf GdOhdj GdYGes