Team Foundation Server 2013 : Books Free and Paid
Professional Team Foundation Server 2012 (free e-book plus link to purchase hardcover book)
Testing for Continuous Delivery with Visual Studio 2012 (links to free e-book and purchase paperback)
Install Team Foundation Server 2012: the ultimate guide for installing TFS (free e-book in many formats)
Upgrade Team Foundation Server 2012: the ultimate upgrade guide (free e-book in many formats)
Namoskar!!!