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^ Manweller 2012, p. 271.

^ Niven 1983, p. 592.

^ Niven 1983, pp. 598–602.

^ Silbey 2002, p. 203.

^ Silbey 2002, p. 204.

^ Niven 1983, p. 596.

^ Niven 1983, p. 605.

^ Jump up to: a b Niven 1983, p. 610.

^ Niven 1983, pp. 604–605.

^ Niven 1983, pp. 605–606.

^ Niven 1983, p. 607.

^ Cole 1984, p. 425.

^ Widmer 2005, p. 164.

^ Dunlap, Leslie Whittaker (1988). Our Vice-Presidents and Second Ladies. Metuchen: Scarecrow Press. p. 50. ISBN 978-0-8108-2114-9.

^ Butler, William Allen (1862). Martin Van Buren: Lawyer, Statesman and Man. New York: D. Appleton and Company. p. 5.

^ Lamb, Brian & the C-SPAN staff (2000). Who's Buried in Grant's Tomb?: A Tour of Presidential Gravesites. Washington: National Cable Satellite Corporation. ISBN 978-1-881846-07-9.

^ Glass, Andrew. "Van Buren slips into coma". Politico. Retrieved May 14, 2019.

^ "Executive Order on death of Martin van Buren".

^ Cole 1984, p. 16.

^ Robert Remini, "Van Buren, Martin" in John A. Garraty, ed., Encyclopedia of American Biography (1974) pp 1120–1122.

