The ultimate goal of legal research is to find binding primary authority, such as statutes, case law, and regulations, that directly governs the legal issue at hand.
| I | Hypothesis | a | Null |
| II | published Books | b | Tool |
| III | Schedule | c | Subject matter of research |
| IV | Applied | d | Secondary Source |
| I | Hypothesis | a | Null |
| II | published Books | b | Tool |
| III | Schedule | c | Subject matter of research |
| IV | Applied | d | Secondary Source |