Greaves, H. R. G. (1965). British constitution. Allen & Unwin.
Chicago Style (17th ed.) ZitazioaGreaves, H R G. British Constitution. London: Allen & Unwin, 1965.
MLA (9th ed.) ZitazioaGreaves, H R G. British Constitution. Allen & Unwin, 1965.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.