(3GdEHGfI Yf CUhd GdOjGfI (B/s - (3CHh GdMSf GdCTYQj, Ydj Hf ESeGYjd Hf ESMGb,s 260-324 (3gLQjG(B.s; (3Yjhf, HTjQ eMeOs ((3OeTb (B:s (3ecJHI OGQ GdHjGf ;s (3GdWGFa, GdSYhOjI ;s (3GdQjGV (B:s (3ecJHI GdeDjO,s, 1993)
Keywords: (3GdEjeGfs; (3Yde GdcdGes