National Fire Protection Association, Illustrated Dictionary of Fire Service Terms, Jones & Bartlett Publishers, MA. USA 2006. https://books.google.com.kw/books?id=W0WIRa3Gl4QC& printsec=frontcover&source=gbs_ge_summary_r&cad=0# v=onepage&q&f=false, (Fr Srvc - Amer) {141}
NFPA 1031 Standard for Professional Qualifications for Fire Inspector and Plan Examiner, 1998 ed. (Std: Prof Qualf for Fr Insp and Plan Examiner - Amer) {367 NFC}