Columbia subject headings:
Harvard subject headings:
Ecology--Terminology--Congresses.
Ecology--Terminology--Translating--Congresses.
Environmental sciences--Terminology--Congresses.
Environmental sciences--Terminology--Translating--Congresses.
Princeton subject headings:
Conference papers and proceedings.
Ecology--Terminology--Congresses.
Ecology--Terminology--Translating--Congresses.
Environmental sciences--Terminology--Congresses.
Environmental sciences--Terminology--Translating--Congresses.