(3GadhWjf hGdfRYg GdUhajI ai adSaJg (B/ s - (3eQaJ YRJ HGdis ([S.N] : (3ecJHI GdGfLdhGdeUQjI , s, 1991)
Keywords: (3GdadSaIs; (3GdadSaI GdjhfGfjIs; (3GdhLhOs; (3GadGWhfs