Phaidon's latest "Where to" book offers up a comprehensive guide on the world's best cups of joe:
"Where to Drink Coffee is the insider's guide. The best 150 baristas and coffee experts share their secrets - 600 spots across 50 countries - revealing where they go for coffee throughout the world. Places chosen range from cafés, bakeries, and restaurants to some more surprising spots, including a video store and an auto shop. The recommendations come with insightful reviews, key information, specially commissioned maps, and an easy-to-navigate geographical organization. It's the only guide you need to get the best coffee in memorable global locations."