(3HWd GdGSJbdGd GddGbJUGOi(B: (3WdYJ MQH (B/ s - (3eUWai cGed Gdadcis ([S.N] : (3OGQ GdWHGYI GdeUQjI , s, 1940)
Keywords: (3GdYUQ GdMOjKs; (3eUQs; (3JGQjNs; (3GdGbJUGOjhf GdeUQjhfs