1. The Classification of Automobile Paint by Diamond Window Infrared Spectrophotometry Part I: Binders and Pigments
2. Refinish Colour Service, Du Pont Canada Limited, Toronto (updated annually).
3. Automotive Colour Service, Canadian Pittsburgh Industries Limited, Toronto (updated annually).
4. Standard Reference Collection of Automotive Paint Colors, United States Department of Justice (Law Enforcement Assistance Administration) and United States Department of Commerce (National Bureau of Standards), Washington, 1974.