(3GdMQH GdJi de JcJed (B: s (3GdOjebQGWjI ai GdYQGb heSDdjI GdJMGda (B/ s - (3SejQ GdNdjds ([S.N] : (3OGQ GdSGbi , s, 1991)
Keywords: (3GdYQGbs; (3GdOjebQGWjIs; (3MQH GdNdjLs; (3UOGe MSjfs