(3GdfXGe GdSjGSj GdGSQGFjdj (B/s - (3ceGd GdZGdj(B.s ((3GdbGgQI (B:s (3LGeYI GdOhd GdYQHjI,eYgO GdHMhK hGdOQGSGJ GdYQHjI,s, 1969)
. 170-168 (3HHdjhLQGajG(B: (3UaMGJ(B.s
(3jTJed Ydi GQLGYGJ HHdjhLQGajg(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdfXe GdSjGSjIs; (3ESQGFjds