APA-referens (7:e uppl.)
National Research Council (U.S.). Committee on Earth Studies & ebrary, Inc. (2004). Steps to facilitate principal-investigator-led earth science missions. National Academies Press.
Chicago-referens (17:e uppl.)
National Research Council (U.S.). Committee on Earth Studies och Inc ebrary. Steps to Facilitate Principal-investigator-led Earth Science Missions. Washington, D.C.: National Academies Press, 2004.
MLA-referens (9:e uppl.)
National Research Council (U.S.). Committee on Earth Studies och Inc ebrary. Steps to Facilitate Principal-investigator-led Earth Science Missions. National Academies Press, 2004.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.