Franklin, W. S., & Esty, W. (2011). The Elements of electrical engineering volume 1: A text book for technical schools and colleges, /cby William Suddards Franklin and William Esty. Methuen, Milton Keynes, Open University Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Franklin, William S., و William Esty. The Elements of Electrical Engineering Volume 1: A Text Book for Technical Schools and Colleges, /cby William Suddards Franklin and William Esty. London: Methuen, Milton Keynes, Open University Press, 2011.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Franklin, William S., و William Esty. The Elements of Electrical Engineering Volume 1: A Text Book for Technical Schools and Colleges, /cby William Suddards Franklin and William Esty. Methuen, Milton Keynes, Open University Press, 2011.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.