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
Παραπομπή σε μορφή Chicago (17η εκδ.)Electrical Contractors' Association (Great Britain) και 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.
Παραπομπή σε μορφή MLA (8th εκδ.)Electrical Contractors' Association (Great Britain) και 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.
