(3GdJGQjN GdYGUa dYde hQGKI GdGfSGf (B/ s - (3GMeO eSJLjQs; (3cjadS(B, (3OGfjjds ([S.N] : (3GdecJHI GdGcGOjejI , s, 1993)
Keywords: (3GdGfSGfs; (3GdhQGKIs; (3GdGfSGHs; (3GdcQhehSheGJ (B- (3Yde GdhQGKIs