(3JQhjdhS hcQjSjOG (B/ s - (3fXjQ YHhOs; (3GfWhGf QRb Gddg eTGWis; (3TcSHjQ, hjdjGes ([S.N] : (3OGQ GdLjd ddfTQ hGdJhRjY , s, 1989)
Keywords: (3GdeSQM GdGfLdjRis