Columbia subject headings:
Bashfulness in children--Congresses.
Inhibition in children--Congresses.
Solitude in children--Congresses.
Harvard subject headings:
Bashfulness in children--Congresses.
Inhibition in children--Congresses.
Solitude in children--Congresses.
Princeton subject headings:
Bashfulness in children--Congresses.
Inhibition in children--Congresses.
Solitude in children--Congresses.