(3GdeYdheGJ h OhQgG ai OYe h GJNGP GdbQGQ GdGSJQGJjLi (B/s - (3GdSYjO eHQhc GHQGgjes ((3GdbGgQI (B:s (3GdeLehYI GdYQHjI ddJOQjH h GdfTQ ,s, 2012)
(3HHdjhLQGajI (B: (3U (B257 -260s
Keywords: (3eUGOQ GdeYdheGJs; (3GJNGP GdbQGQs