(3Ydi aQGT GdehJ (B/ s - (3WGgQ GMeO GdWfGMis ([S.N] : (3OGQ GdgdGd ddWHGYI hGdfTQ , s, 1939)
Keywords: (3GdYUQ GdMOjKs; (3eUQs; (3JGQjNs; (3GdSjGSjhf GdeUQjhfs