APA引文
ebrary, Inc. (1999). Hormonally active agents in the environment. National Academy Press.
Chicago Style (17th ed.) Citation
ebrary, Inc. Hormonally Active Agents in the Environment. Washington, D.C.: National Academy Press, 1999.
MLA引文
ebrary, Inc. Hormonally Active Agents in the Environment. National Academy Press, 1999.
警告：這些引文格式不一定是100％准確.