NIH guidelines for the laboratory use of chemical carcinogens

Chicago citation style
National Institutes of Health (U.S.). NIH guidelines for the laboratory use of chemical carcinogens. 1981. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/007419033. (Accessed September 22, 2018.)
APA citation style
National Institutes of Health (U.S.), (1981) NIH guidelines for the laboratory use of chemical carcinogens. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/007419033
MLA citation style
National Institutes of Health (U.S.). Retrieved from the Digital Public Library of America <http://catalog.hathitrust.org/Record/007419033>.
Note: These citations are programmatically generated and may be incomplete.