Air, water and food from a sanitary standpoint

Chicago citation style
Richards, Ellen H. (Ellen Henrietta), 1842-1911. Air, water and food from a sanitary standpoint. [c1904]. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/009702446. (Accessed November 13, 2018.)
APA citation style
Richards, Ellen H. (Ellen Henrietta), 1842-1911, ([c1904]) Air, water and food from a sanitary standpoint. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/009702446
MLA citation style
Richards, Ellen H. (Ellen Henrietta), 1842-1911. Retrieved from the Digital Public Library of America <http://catalog.hathitrust.org/Record/009702446>.
Note: These citations are programmatically generated and may be incomplete.