(3GdGKGQ GdGbJUGOjI dGJaGbjI cGeH OjajO (B/ s - (3YGWa bHQUis ([S.N] : (3eDSSI GdOQGSGJ GdadSWjfjI , s, 1982)
Keywords: (3eYGgOGJ GdSdGes; (3GSQGFjds; (3GdYdGbGJ GdNGQLjIs; (3GJaGbjGJ cGeH OjajOs