(3GjGJ SeGhjI ai GdQO Ydi cJGH GjGJ TjWGfjI (B/ s - (3TeS GdOjf GdaGSis; (3TeS GdOjf GdaGSis ([S.N] : (3OGQ eGjh GdhWfjI ddfTQ , s, 1989)
Keywords: (3GdbQGfs