The Invisible Ray

Chicago citation style
The Invisible Ray. 1936. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/sayre/id/16559. (Accessed June 19, 2018.)
APA citation style
(1936) The Invisible Ray. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/sayre/id/16559
MLA citation style
Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/sayre/id/16559>.
Note: These citations are programmatically generated and may be incomplete.