I don't know of any particularly useful books on cigar rolling. Have a look at the cigars section of the WLT WIKI:
Explore everything you need to know as a beginner cigar roller. Learn about cigar tools, types of cigars, rolling methods, and more.
wholeleaftobacco.com
There are also a number of specific cigar-rolling topics in the Cigar Forum section of our Index of Key Forum Threads, linked in the menu bar.
Bob