APA (7e ed.) Bronvermelding
National Research Council (U.S.). Committee on Gravitational Physics & ebrary, Inc. (1999). Gravitational physics: Exploring the structure of space and time. National Academy Press.
Chicago (17e ed.) Bronvermelding
National Research Council (U.S.). Committee on Gravitational Physics en Inc ebrary. Gravitational Physics: Exploring the Structure of Space and Time. Washington, DC: National Academy Press, 1999.
MLA (9e ed.) Bronvermelding
National Research Council (U.S.). Committee on Gravitational Physics en Inc ebrary. Gravitational Physics: Exploring the Structure of Space and Time. National Academy Press, 1999.
Let op: Deze citaties zijn niet altijd 100% accuraat.