(3GdOdjd GdYedj aj GdEQTGO GdWdGHj s - (3GdTgQj , SGde SYjO ,s; (3HGQ , YHO GdefGf edG eYehQ,s ((3GdSYhOjI (B:s [(3O(B.(3f(B] (3,s, 2003)
Keywords: (3EQTGO hJhLjg GdWdGHs