(3JcfhdhLjG ejcGfjcG GdGdGJ (B/ s - (3GHhdO ,gGfRs; (3aGjdQ , chQJs; (3LQhfO , LhQLs; (3QGjfgGQO , GdaQjOs; (3TejJ , HGhds ((3GdQjGV (B: s (3gGfOajQc GhfO JTfjc , s, 1985)
Keywords: (3GdNQGWIs; (3GTZGd GdeYGOfs; (3GdGdGJ (B- (3ejcGfjcGs