IPL, airvest system layed out

Chicago citation style
IPL, airvest system layed out. 1983-06-07. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/df65vx995. (Accessed June 23, 2018.)
APA citation style
(1983-06-07) IPL, airvest system layed out. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/df65vx995
MLA citation style
Retrieved from the Digital Public Library of America <http://ark.digitalcommonwealth.org/ark:/50959/df65vx995>.
Note: These citations are programmatically generated and may be incomplete.