hmmm...this would change daily but right now: town hall; zuni; oola; absinthe; chez panisse.
My most tattered cookbooks:
The Leith's Bible; Nigel Slater's Kitchen Diaries; Larousse; How to be a Domestic Goddess; My sheath of printouts from food blogs, especially SmittenKitchen, Chocolate and Zucchini, David Lebovitz.