(3Mhd GdKbGaI hGdJYdje (B/ s - (3fLjH eMahXs; (3aJMi GdYTQis ([S.N] : (3GdOGQ GdeUQjI GddHfGfjI , s, 1990)
Keywords: (3GdGOH GdYQHis; (3GdebGdGJ GdYQHjIs; (3GdeLehYGJs