H 7

Chicago citation style
H 7. 1932-1972. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/v405tb06p. (Accessed June 18, 2018.)
APA citation style
(1932-1972) H 7. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/v405tb06p
MLA citation style
Retrieved from the Digital Public Library of America <http://ark.digitalcommonwealth.org/ark:/50959/v405tb06p>.
Note: These citations are programmatically generated and may be incomplete.