Legal encyclopedias summarise aspects of the law, giving you an overview and point to important legislation and cases (primary resources). Remember encyclopedias are generally only a place to start, not to complete your research.
You might use an encyclopedia to find:
We subscribe to the two Australian legal encyclopedias
The two encyclopedias differ in coverage and it is worth looking at both resources.
There are two ways to find information in legal encyclopedias:

Charles Sturt University acknowledges the traditional custodians of the lands on which its campuses are located, paying respect to Elders, both past and present, and extend that respect to all First Nations Peoples.
Charles Sturt University is an Australian University, TEQSA Provider Identification: PRV12018. CRICOS Provider: 00005F.