(3GdJfejI GdQjajI(B: (3hVY GdGhGNQ GhGFd (B/ s - (3eMLhH YeQs; (3JTGeHQR QhHQJs ([S.N] : (3ejOJh ddJfejI hGdQYGjI GdUMjI , s, 1990)
Keywords: (3GdJfejI GdQjajIs; (3GdGMhGd GdQjajIs; (3GdbQis