Παραπομπή σε μορφή APA (7η εκδ.)

National Research Council (U.S.). Committee on Gravitational Physics. (1999). Gravitational physics: Exploring the structure of space and time. National Academy Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

National Research Council (U.S.). Committee on Gravitational Physics. Gravitational Physics: Exploring the Structure of Space and Time. Washington, DC: National Academy Press, 1999.

Παραπομπή σε μορφή MLA (8th εκδ.)

National Research Council (U.S.). Committee on Gravitational Physics. Gravitational Physics: Exploring the Structure of Space and Time. National Academy Press, 1999.