Lua APA (7ú heag.)
National Academies (U.S.), National Research Council (U.S.). Board on Earth Sciences and Resources, National Research Council (U.S.). Division on Earth and Life Studies, & ebrary, Inc. (2008). Origin and evolution of earth: Research questions for a changing planet. National Academy of Sciences.
Lua i Stíl Chicago (17ú heag.)
National Academies (U.S.), National Research Council (U.S.). Board on Earth Sciences and Resources, National Research Council (U.S.). Division on Earth and Life Studies, agus Inc ebrary. Origin and Evolution of Earth: Research Questions for a Changing Planet. Washington, D.C.: National Academy of Sciences, 2008.
Lua MLA (9ú heag.)
National Academies (U.S.), et al. Origin and Evolution of Earth: Research Questions for a Changing Planet. National Academy of Sciences, 2008.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.