Columbia subject headings:
Child psychology--Congresses.
Cognition--Congresses.
Psychology--Research--Congresses.
Time--Psychological aspects--Congresses.
Harvard subject headings:
Child psychology--Congresses
Cognition--Congresses.
Psychology--Research--Congresses.
Time--Psychological aspects--Congresses.
Princeton subject headings:
Child psychology--Congresses.
Cognition--Congresses.
Psychology--Research--Congresses.
Time--Psychological aspects--Congresses.