Columbia subject headings:
Astronautics and state--United States--Congresses.
Astronautics--International cooperation--Congresses.
Astronautics--United States--Congresses.
Harvard subject headings:
Astronautics and state--United States--Congresses.
Astronautics--International cooperation--Congresses
Astronautics--United States--Congresses.
Outer space--Civilian use--United States--Congresses.
Princeton subject headings:
Astronautics and state--Congresses.
Astronautics and state--United States--Congresses.
Space sciences--Congresses.
Space sciences--United States--Congresses.