Craven, Wesley Frank; Lea Cate, James, eds. (1951), "Chapter 21: From the Rhine to the Elbe", Army Air Forces in World War II Volume III: Europe: Argument to V-E Day, January 1944 to May 1945 – via Hyperwar Foundation
Notes on the Operations of 21st Army Group, HQ British Army of the Rhine, 1 September 1945, p. 55, retrieved 14 May 2021 – via Ike Skelton Combined Arms Research Library
tankandafvnews.com
"Tanks and AFV News", 27 January 2015. Zaloga gives the number of American tanks and tank destroyers as 11,000. The Americans comprised 2/3 of the Allied forces, and other Allied forces were generally equipped to the same standard[citation needed].
"Tanks and AFV News", 27 January 2015. Quoting an estimate given in an interview with Steven Zaloga.