(3cJGH GdaQb aj GddZI (B/ s - (3bWQH, CHh Ydj eMeO Hf GdeSJfjQ Hf CMeOs; (3GdYWjI, Ndjd EHQGgjes ((3GdbGgQI (B:s (3ecJHI GdKbGaI GdOjfjI,s, 1987)
Keywords: (3GddZI GdYQHjIs; (3GdbhGejSs