World War Z by Max Brooks
This one also belongs to the better picks of the genre. The story is told by way of interviews with various protagonists in a pan epidemic of zombies that swept the entire Globe 10 years prior.
It is intelligent, political, scary (a bit like politics today) and a must for any zombie fan worth its salt. Don’t think that if you’ve seen the film you don’t need to read the book – they bare little resemblance to each other, with the book being much better.