Hewitson, L. G., & Brown, M. (2005). Practical Power System Protection. Elsevier Science & Technology Books.
Lua i Stíl Chicago (17ú heag.)Hewitson, L. G., agus Mark Brown. Practical Power System Protection. Jordan Hill: Elsevier Science & Technology Books, 2005.
Lua MLA (8ú heag.)Hewitson, L. G., agus Mark Brown. Practical Power System Protection. Elsevier Science & Technology Books, 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.