Contact a reference librarian at the Legal Information Center:
In-Person at the Reference Desk.
By phone in Wilmington: 302-477-2114
By phone in Harrisburg: 717-541-3933
To find a book on immigration law, search the library catalog. Probaby the best way is to run an LC Subject HeadingSearch on: Emigration and Immigration Law. This search will generate a list of narrower subjects dealing with immigration law, including: United States History and Trial Practice.