Newton, C. R. (1977). General principles of law (2a. ed.). Sweet & Maxwell.
Chicago Style (17th ed.) ZitazioaNewton, Clive R. General Principles of Law. 2a. ed. Londres: Sweet & Maxwell, 1977.
MLA (9th ed.) ZitazioaNewton, Clive R. General Principles of Law. 2a. ed. Sweet & Maxwell, 1977.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.