Columbia subject headings:
Administrative discretion--Congresses.
Equity--Congresses.
Judicial discretion--Congresses.
Lacunae in law--Congresses.
Law--Interpretation and construction--Congresses.
Harvard subject headings:
Administrative discretion--Congresses.
Equity--Congresses.
Judicial discretion--Congresses.
Lacunae in law--Congresses.
Law--Interpretation and construction--Congresses
Princeton subject headings: