2nd Congressional Picnic

Chicago citation style
President (1977-1981 : Carter). White House Staff Photographers. 1/20/1977-1/20/1981. 2nd Congressional Picnic. 1977-07-27/1977-07-27. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/175668. (Accessed September 18, 2018.)
APA citation style
President (1977-1981 : Carter). White House Staff Photographers. 1/20/1977-1/20/1981, (1977-07-27/1977-07-27) 2nd Congressional Picnic. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/175668
MLA citation style
President (1977-1981 : Carter). White House Staff Photographers. 1/20/1977-1/20/1981. Retrieved from the Digital Public Library of America <http://catalog.archives.gov/id/175668>.
Note: These citations are programmatically generated and may be incomplete.