David Tinsley & Andrew Garrad

year of pub­li­ca­ti­onISBNauthor(s)title
2016978-0-9955009-0-7David Tinsley · Andrew GarradA Guide to Understanding the 17th Edition Wiring Regulations
2017978-0-9955009-1-4Tinsley GarradA Guide to understanding Inspection and testing of Fixed Installations
2018978-0-9955009-2-1   ''A Guide to Understanding the 18th Edition Wiring Regulations