(3GdefgL GdUhai(B: (3ai GdJQHjI hGdOYhI Gdi Gddg (B/ s - (3MSf GdTjN GdaGJM GdTjNs ([S.N] : (3OGQ GdLjd , s, 1991)
Keywords: (3GdJUha GdGSdGeis; (3GdGNdGb GdGSdGejIs; (3GdaQb GdUhajIs