The Australian Guide to Legal Citation (AGLC) is being used by legal academics, students, practitioners and members of the judiciary. A fourth edition of the Australian Guide can be viewed online.
The Canadian Guide to Uniform Legal Citation a.k.a McGill Citation Style is the acceptable citation style in many Canadian law schools and officially acceptable to some Canadian courts and journals. Copies of the manual are available in the Law Library - KF 245 C34 2018.
The manual provides general rules for citing bibliographies, footnotes and in-text citations. As well it spells out how to cite legislation in any format, government documents, international materials, secondary materials (books, periodicals, dictionaries, encyclopedic digests, book reviews, case comments, unpublished works, theses and dissertations, magazines, newspapers, websites etc).
OSCOLA Ireland is used by academics, practitioners and students in Ireland. It is an amended version of OSCOLA UK.
The Oxford University Standard for Citation of Legal Authorities (OSCOLA) is used in law schools and by legal publishers in the UK. OSCOLA is edited by the Oxford University Law faculty. The fourth edition is available here - OSCOLA Fourth edition (PDF). Users should note that the there is a seperate document containing how to cite international law titled - OSCOLA 2006 - Citing International Law (PDF).
The Bluebook: A Uniform System of Citation is the most widely used citation style for the United States. It is now in its 20th edition and is compiled by the editors of the Columbia Law Review, the Harvard Law Review, the University of Pennsylvania Law Review and the Yale Law Journal. The 20th edition is available by subscription online: Bluebook 20th edition. Copies of the 20th edition of the manual are available in the Law Library - KF 245 B58 2015.