Columbia subject headings:
Harvard subject headings:
Gifted children--Education--Mathematics--Congresses.
Gifted children--Education--Science--Congresses.
Mathematics--Study and teaching (Secondary)--Congresses.
Science--Study and teaching (Secondary)--Congresses.
Princeton subject headings:
Gifted children--Education--Congresses.
Mathematics--Study and teaching (Secondary)--Congresses.
Science--Study and teaching (Secondary)--Congresses.