Cita APA (7th ed.)
National Research Council (U.S.) & ebrary, Inc. (2011). Understanding earth's deep past: Lessons for our climate future. National Academies Press.
Cita Chicago (17th ed.)
National Research Council (U.S.) i Inc ebrary. Understanding Earth's Deep Past: Lessons for Our Climate Future. Washington, D.C.: National Academies Press, 2011.
Cita MLA (9th ed.)
National Research Council (U.S.) i Inc ebrary. Understanding Earth's Deep Past: Lessons for Our Climate Future. National Academies Press, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.