Explosion. Residential - gas?

Chicago citation style
Jones, Leslie, 1886-1967. Explosion. Residential - gas?. 1938. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/5h73sn848. (Accessed July 21, 2018.)
APA citation style
Jones, Leslie, 1886-1967, (1938) Explosion. Residential - gas?. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/5h73sn848
MLA citation style
Jones, Leslie, 1886-1967. Retrieved from the Digital Public Library of America <http://ark.digitalcommonwealth.org/ark:/50959/5h73sn848>.
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