IPL SPH4 front

Chicago citation style
IPL SPH4 front. 1985-03. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/zk51xx03v. (Accessed June 22, 2018.)
APA citation style
(1985-03) IPL SPH4 front. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/zk51xx03v
MLA citation style
Retrieved from the Digital Public Library of America <http://ark.digitalcommonwealth.org/ark:/50959/zk51xx03v>.
Note: These citations are programmatically generated and may be incomplete.