(3YedjGJ bWY GdeYGOf (B/ s - (3LjfSci , QhOdas ([S.N] : (3dLfI GdGYdGe hGdOQGSGJ GdeSJbHdjI , s, 1977)
Keywords: (3GdJHQjOs; (3GdeYGOfs; (3GdeGcjfGJs; (3GdNQGWIs; (3GdeYGOf (B- (3bWYs; (3eGcjfGJ GdKbHs; (3eGcjfGJ GdJaQjRs; (3eGcjfGJ GdJLdjNs; (3eGcjfGJ GdcTWs; (3eGcjfGJ GdJRdjbs