(3GdLfSjI aj OhdI GdEeGQGJ GdYQHjI GdeJMOI (B:s (3OQGSI ebGQfI HGdLfSjI aj Ohd GdNdjL (B/s - (3EHQGgje, GdSjO eMeOs ((3CHh XHj (B:s (3hRGQI GdEYdGe hGdKbGaI,s, 1978)
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B.s
Keywords: (3GdLfSjIs -- (3bhGfjf hJTQjYGJs -- (3GdEeGQGJ GdYQHjI GdeJMOIs; (3GdLfSjIs -- (3bhGfjf hJTQjYGJs -- (3Ohd GdNdjL GdYQHjIs; (3GdbGfhf GdebGQfs