APA (7e ed.) Bronvermelding
ebrary, Inc. (2000). Federal funding of astronomical research. National Academy Press.
Chicago (17e ed.) Bronvermelding
ebrary, Inc. Federal Funding of Astronomical Research. Washington, D.C.: National Academy Press, 2000.
MLA (9e ed.) Bronvermelding
ebrary, Inc. Federal Funding of Astronomical Research. National Academy Press, 2000.
Let op: Deze citaties zijn niet altijd 100% accuraat.