(3NhGU hJUeje GdNdWGJ GdNQSGfjI (B/ s - (3eMehO MSf eJhdis; (3GMeO agei YHOGdQMefs ([S.N] : (3OGQ GdQGJH GdLGeYjI , s, 1985)
Keywords: (3GdGNJjGQs; (3GdGfTGAGJs; (3GdNQSGfIs; (3NdGWGJ GdNQSGfIs; (3ehGUaGJs; (3GdGSefJs