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Covers a wide variety of legal citations including electronic sources, judicial opinions, administrative agency material, books, law journals, constitutions, and statutes.
The Association of Legal Writing Directors provides a Citation Manual which includes abbreviations for both courts and legal periodicals. Click on "Appendices -2nd Edition" in the navigation menu on the left side of the page, and then click on "Appendix 4" for Court Abbreviations or "Appendix 5" for Abbreviations for Legal Periodicals.
The New York Law Reports Style Manual is issued by the Law Reporting Bureau and provides a guide for court opinion writers and editors in five primary areas: citation, abbreviation, capitalization, quotation, and word style.