As it stands now, David Glantz' final volume in the Stalingrad Trilogy is going to be released during March, April, and May 2014. In March the first part of the third volume, Endgame at Stalingrad, will be released. Then the second part will follow in April, and in May a companion volume to the third volume(s) will get published. All in all, three books with a page count of 2440 pages.
Can't wait...
Sean