New knowledge : one year's work, Agricultural Experiment Station : report of the director for the year July 1, 1921, to June 30, 1922 /

Chicago citation style
Mumford, F. B. (Frederick Blackmar), 1868-1947. New knowledge : one year's work, Agricultural Experiment Station : report of the director for the year July 1, 1921, to June 30, 1922 /. 1922. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/100596222. (Accessed November 20, 2018.)
APA citation style
Mumford, F. B. (Frederick Blackmar), 1868-1947, (1922) New knowledge : one year's work, Agricultural Experiment Station : report of the director for the year July 1, 1921, to June 30, 1922 /. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/100596222
MLA citation style
Mumford, F. B. (Frederick Blackmar), 1868-1947. Retrieved from the Digital Public Library of America <http://catalog.hathitrust.org/Record/100596222>.
Note: These citations are programmatically generated and may be incomplete.