If you want to find a case under a broad category, the library has many secondary sources that provide a brief overview of cases. Once you select a case, you should be able to find the actual case by name or citation in other legal sources.
West's Business Law: Text and Cases Call # 346.73 CL561
Deskbook Encyclopedia of American School Law Call # 347.73 DE461Y99
Essentials of Nursing Law and Ethics Call # 174.2 We529es
Sports Law in a Nutshell Call # 344.099 Ch358e4
Contemporary Supreme Court cases : Landmark Decisions since Roe v. Wade Call number 347.73 LI748 at Elizabeth in STACKS
Latinos and American Law [electronic resource] : Landmark Supreme Court Cases 1st ed. Call number 342.730873 22 Electronic Book