Canby, Vinent. The New York Times, film review, "'Valdez Is Coming': Burt Lancaster Stars in Vengeful Western," April 10, 1971. Last accessed: February 17, 2011.
web.archive.org
Burr, TyArchived April 27, 2009, at the Wayback Machine. Entertainment Weekly, film review, May 31, 1996. Last accessed: February 17, 2011.