Columbia subject headings:
Adolescent psychology--Congresses.
Aggressiveness in children--Congresses.
Aggressiveness--Congresses.
Harvard subject headings:
Adolescent psychology--Congresses
Aggressiveness in children--Congresses.
Aggressiveness in youth--Congresses.
Aggressiveness--Congresses
Princeton subject headings:
Adolescent psychology--Congresses.
Aggressiveness in children--Congresses.
Aggressiveness--Congresses.