Columbia subject headings:
Law--California--Bibliography.
Law--United States--Bibliography.
Legal research--California.
Legal research--United States.
Harvard subject headings:
Law--California--Bibliography.
Law--United States--Bibliography.
Legal research--California.
Legal research--United States.
Princeton subject headings:
Law--California--Bibliography.
Law--United States--Bibliography.
Legal research--California.
Legal research--United States.