Columbia subject headings:
Agriculture--Economic aspects--Indonesia--Congresses.
Indonesia--History--Congresses.
Harvard subject headings:
Agriculture--Economic aspects--Indonesia--Congresses.
Indonesia--History--Congresses.
Indonesia--Literatures--History and criticism--Congresses.
Indonesian literature--History and criticism--Congresses.
Literature and history--Indonesia--Congresses.
Princeton subject headings:
Agriculture--Economic aspects--Indonesia--Congresses.
Indonesia--History--Congresses.