(3GdYbhd GdEdcJQhfjI (B: s (3GdcheHjhJQR cja JYed (B/ s - (3ghcS, f(B.s ((3HjQhJ (B:s (3OGQ ZGeG,s, 1984)
Keywords: (3GdMhGSjHs; (3dZGJ GdHQeLIs; (3fXe GdeYdheGJs