APA引文
ebrary, Inc, Liverman, C. T., Fulco, C., & Kipen, H. M. (1998). Internet access to the National Library of Medicine's toxicology and environmental health databases. National Academy Press.
Chicago Style (17th ed.) Citation
ebrary, Inc, Catharyn T. Liverman, Carolyn Fulco, and Howard M. Kipen. Internet Access to the National Library of Medicine's Toxicology and Environmental Health Databases. Washington, D.C.: National Academy Press, 1998.
MLA引文
ebrary, Inc, et al. Internet Access to the National Library of Medicine's Toxicology and Environmental Health Databases. National Academy Press, 1998.
警告：這些引文格式不一定是100％准確.