(3JGQjN GdehSjbi GdTQbjg (B: s (3JGQjN ehSjbGJ GdYGde CLeY aj BdGJgG h SdGdegG GdehSjbjg h CUd fThFgG (B... / s - (3GdMdh, Sdjes ((3HjQhJ (B:s (3OGQ ecJHI GdMjGg,s, 1975)
Keywords: (3GdehSjbis; (3GdJGQjNs; (3GdfbOs