Letter from Andrew Rosenbaum to President Nixon and the Response from the White House

Chicago citation style
President (1969-1974 : Nixon). Special Files Unit. 9/1972-8/9/1974. Letter from Andrew Rosenbaum to President Nixon and the Response from the White House. 1969-04-25. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6728504. (Accessed June 20, 2018.)
APA citation style
President (1969-1974 : Nixon). Special Files Unit. 9/1972-8/9/1974, (1969-04-25) Letter from Andrew Rosenbaum to President Nixon and the Response from the White House. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6728504
MLA citation style
President (1969-1974 : Nixon). Special Files Unit. 9/1972-8/9/1974. Retrieved from the Digital Public Library of America <http://catalog.archives.gov/id/6728504>.
Note: These citations are programmatically generated and may be incomplete.