(3GdWGFQGJ h bUI GdWjQGf (B/ s - (3gGjdGf, gGQhdO LhRjas; (3gOGQI, SjO QeVGfs ((3HjQhJ (B:s (3OGQ GdTQhb,s, 1973)
Keywords: (3GdWjQGfs; (3GdJGQjNs