APA引文
ebrary, Inc. (2006). Defending the U.S. air transportation system against chemical and biological threats. National Academies Press.
Chicago Style (17th ed.) Citation
ebrary, Inc. Defending the U.S. Air Transportation System Against Chemical and Biological Threats. Washington, D.C.: National Academies Press, 2006.
MLA引文
ebrary, Inc. Defending the U.S. Air Transportation System Against Chemical and Biological Threats. National Academies Press, 2006.
警告：這些引文格式不一定是100％准確.