LexisNexis. (2013). Legal refresher: Quick reference guide to law competitions. LexisNexis.
Chicago Style aipamenaLexisNexis. Legal Refresher: Quick Reference Guide to Law Competitions. Gurgoan: LexisNexis, 2013.
MLA aipamenaLexisNexis. Legal Refresher: Quick Reference Guide to Law Competitions. LexisNexis, 2013.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.