APA (7th ed.) Citation

Electrical Contractors' Association (Great Britain) & Wiley InterScience (Online service). (2012). Guide to the wiring regulations: 17th edition IET wiring regulations (BS 7671:2008 Amd no. 1:2011). Wiley. https://doi.org/10.1002/9781119940746

Chicago Style (17th ed.) Citation

Electrical Contractors' Association (Great Britain) and Wiley InterScience (Online service). Guide to the Wiring Regulations: 17th Edition IET Wiring Regulations (BS 7671:2008 Amd No. 1:2011). Hoboken, N.J.: Wiley, 2012. https://doi.org/10.1002/9781119940746.

MLA (8th ed.) Citation

Electrical Contractors' Association (Great Britain) and Wiley InterScience (Online service). Guide to the Wiring Regulations: 17th Edition IET Wiring Regulations (BS 7671:2008 Amd No. 1:2011). Wiley, 2012. https://doi.org/10.1002/9781119940746.

Warning: These citations may not always be 100% accurate.