Nature Study, Perkins Institution

Chicago citation style
Nature Study, Perkins Institution. 1932. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/pz50hf50m. (Accessed July 19, 2018.)
APA citation style
(1932) Nature Study, Perkins Institution. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/pz50hf50m
MLA citation style
Retrieved from the Digital Public Library of America <http://ark.digitalcommonwealth.org/ark:/50959/pz50hf50m>.
Note: These citations are programmatically generated and may be incomplete.