ebrary, Inc. (1995). Effects of past global change on life. National Academy Press.
Chicago Style (17th ed.) Citationebrary, Inc. Effects of Past Global Change on Life. Washington, D.C.: National Academy Press, 1995.
MLA引文ebrary, Inc. Effects of Past Global Change on Life. National Academy Press, 1995.
警告:這些引文格式不一定是100%准確.