(3TQM bGfhf GdYbhHGJ GddHfGfi (B:s (3GdbSe GdYGe (B/s - (3eMehO fLjH MSfis ((3HjQhJ (B:s (3efThQGJ GdMdHj GdMbhbjI (B,s, 1998)
. 240-220 (3HHdjhLQGajG(B: (3UaMGJ(B.s
Keywords: (3GdbGfhf GdLfGFi(B.s