Columbia subject headings:
Juvenile delinquents--Morocco--Congresses.
Social problems--Morocco--Congresses.
Youth--Morocco--Congresses.
Harvard subject headings:
Juvenile delinquents--Morocco--Congresses.
Social problems--Morocco--Congresses.
Youth--Morocco--Congresses.
Princeton subject headings:
Juvenile delinquents--Morocco--Congresses.
Social problems--Morocco--Congresses.
Youth--Morocco--Congresses.