The German Tiger tank has probably had more written about it than any other tank in history. Here is a selection of some of the better books written on the topic. This list is limited to books specifically about the tank itself, this list does not contain books about Tiger tank unit histories or Tiger tank crew memoirs.
Tiger Tank Manual: Panzerkampfwagen VI Tiger 1 Ausf.E (SdKfz 181) Model
Germany’s Tiger Tanks D.W. to Tiger I: Design, Production & Modifications
Tigers I and II and Their Variants (Spielberger German Armor and Military Vehicle)
Tiger I and Sturmtiger in Detail
Tiger: The Tiger Tank-A British View
Tank and AFV News 