Annual meeting of the American Gastro-enterological Association held at

Chicago citation style
American Gastroenterological Association. Annual meeting of the American Gastro-enterological Association held at. 1917-1933. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/009702505. (Accessed November 16, 2018.)
APA citation style
American Gastroenterological Association, (1917-1933) Annual meeting of the American Gastro-enterological Association held at. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/009702505
MLA citation style
American Gastroenterological Association. Retrieved from the Digital Public Library of America <http://catalog.hathitrust.org/Record/009702505>.
Note: These citations are programmatically generated and may be incomplete.