John J. O’Connor & David R. Redsicker 
Practical Fire and Arson Investigation [PDF ebook] 

This bestselling second edition introduces new case studies to illustrate concepts explained in the text and includes information about eliminating accidental causes of fires and investigating fatal fires. Additional information on studies in bloodstain evidence found at fire scenes is presented as well. The book also addresses the National Fire Protection Association Standards 921, regarding proper fire investigation procedures, and NFPA Standards 1033, Fire Investigator Qualifications. The NFPA Standards are the recognized standards in the industry, and are essential information for all fire investigators, from rookies to veterans.