(3JGQjN ShOGf hGOi Gdfjd MVGQJg hYdGbJI HeUQ ef GbOe GdYUhQ ddhbJ GdMGVQ (B/ s - (3Thbi GdLeds ([S.N] : (3ecJHI GdGfLdhGdeUQjI , s, 1969)
Keywords: (3GdYUQ GdMOjKs; (3JGQjNs; (3GdShOGfs; (3GfJTGQ GdGSdGes; (3eedcI GdfhHI GdeSjMjIs