Cita APA (7th ed.)
National Research Council (U.S.). Physics Survey Committee & ebrary, Inc. (1986). An overview. National Academy Press.
Cita Chicago (17th ed.)
National Research Council (U.S.). Physics Survey Committee i Inc ebrary. An Overview. Washington, D.C.: National Academy Press, 1986.
Cita MLA (9th ed.)
National Research Council (U.S.). Physics Survey Committee i Inc ebrary. An Overview. National Academy Press, 1986.
Atenció: Aquestes cites poden no estar 100% correctes.