(3UfOhb GdOfjG (B/ s - (3TQcI SajQs ([S.N] : (3SajQ , s, 1990)
Keywords: (3JYdjes; (3GTQWI GdJSLjds; (3GdhSGFd GdSeYjI hGdHUQjIs; (3GWaGds; (3ehGO ZjQ eWHhYIs