(3GdcaGjGJ GdYedjI dafjh GdeNJHQGJ GdWHjI (B/ s - (3jhSa MSfi GdeTfis ((3GdbGgQI (B: s (3OGQ GdeSJbHd ddfTQ hGdJhRjY , s, 2000)
Keywords: (3GdYdhe GdJWHjbjIs; (3GdeNJHQGJs; (3GdYdhe (B- (3JLGQHs