Riddall, J. G. (1999). Jurisprudence (second edition.). LexisNexis.
Cita Chicago (17th ed.)Riddall, J. G. Jurisprudence. second edition. London ; Dayton, Ohio: LexisNexis, 1999.
Cita MLA (8th ed.)Riddall, J. G. Jurisprudence. second edition. LexisNexis, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.