Columbia subject headings:
Change in literature--Congresses.
Congresses and conventions.
Essays--Congresses.
International relief--Congresses.
Neurosciences--Congresses.
Social policy--Congresses.
Harvard subject headings:
Change in literature--Congresses.
Congresses and conventions
English literature--History and criticism--Congresses
Essays--Congresses.
International relief--Congresses.
Neurosciences--Congresses
Social policy--Congresses
Princeton subject headings:
Change in literature--Congresses.
Congresses and conventions.
Essays--Congresses.
International relief--Congresses.
Neurosciences--Congresses.
Social policy--Congresses.