Great Britain. Parliament. (1977). Patents Act 1977.Chapter.37. HMSO.
Chicago Style aipamenaGreat Britain. Parliament. Patents Act 1977.Chapter.37. London: HMSO, 1977.
MLA aipamenaGreat Britain. Parliament. Patents Act 1977.Chapter.37. HMSO, 1977.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.