(3GdadSaI(B:s (3CfhGYgG heTcdGJgG(B/s - (3ejO,gfJQs; (3RcQjG,aDGOs ((3GdbGgQI,eUQ(B:s (3ecJHI eUQ hOGQ GdeQJVi,s, 1969)
Keywords: (3fXQjI GdadSaIs