Champagne/Ardennes by Micheal Leech - a well-researched guide that also features what to eat and where to stay in the region, and en route from the Channel crossing.

Champagne for Dummies by Ed McCarthy- a good-humoured guide to the product and all its variations.

World Encyclopaedia of Champagne & Sparkling Wine by Tom Stevenson. Explores the winemaking process, the soil and the climate of Champagne, as well as providing information of sparkling wines from outside Champagne.