Obstruction marking and lighting

Chicago citation style
United States. Federal Aviation Administration. Obstruction marking and lighting. [1991]. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/003350476. (Accessed November 16, 2018.)
APA citation style
United States. Federal Aviation Administration, ([1991]) Obstruction marking and lighting. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/003350476
MLA citation style
United States. Federal Aviation Administration. Retrieved from the Digital Public Library of America <http://catalog.hathitrust.org/Record/003350476>.
Note: These citations are programmatically generated and may be incomplete.