David Sutula's "Mild Ale" offers a comprehensive view of not only the mild ale style, but the professional brewing process as well. Sutula seamlessly weaves professional and amateur viewpoints together covering nearly every aspect of the brewing process. His thorough examination of the types of grain used in Mild Ales is especially valuable not only to those who enjoy this style, but anyone who brews.
Sutula's combination of beer history, brewing knowledge and expertise with the professional brewer's world make this book an excellent choice for anyone interested in classic English beer.

Classic Beer Style Series are great books on individual styles. They include history, style definition, recipes, and countless tips.