This document provides an introduction to case law citations and how to understand them. It discusses the components of citations for both civil and criminal cases from Singapore and the UK. It explains that a case citation includes the case name, court, year and page number. It also describes neutral citation systems used in Singapore and England/Wales which assign sequential numbers to written judgments. The document advises checking legal abbreviation references to understand abbreviations in citations and identifies countries. It aims to help readers learn how to read and interpret case citations.