Button Button: Identification and Price Guide
The Button Collector
The Collector's Encyclopedia of Buttons (Schiffer Book for Collectors)
Warman's Buttons Field Guide (Warman's Field Guide)
Record of American Uniform and Historical Buttons
Uniform Buttons of the United States, 1776-1865: Button Makers of the United States, 1776-1865; Button Suppliers to the Confederate States, 1800-1865; Antebellum and Civil War Buttons of U.S. Forces
British Buttons: Civilian Uniform Buttons - 19th-20th Century