National Research Council (U.S.). Committee on the Review of the NASA Astrobiology Institute & ebrary, Inc. (2008). Assessment of the NASA Astrobiology Institute. National Academies Press.
芝加哥风格引文National Research Council (U.S.). Committee on the Review of the NASA Astrobiology Institute 与 Inc ebrary. Assessment of the NASA Astrobiology Institute. Washington, D.C.: National Academies Press, 2008.
MLA引文National Research Council (U.S.). Committee on the Review of the NASA Astrobiology Institute 与 Inc ebrary. Assessment of the NASA Astrobiology Institute. National Academies Press, 2008.
警告：这些引文格式不一定是100％准确.