Edison Electric Institute. Rural Sales Committee & National Electric Light Association. Rural Sales Bureau. Rural electrification exchange. Edison Electric Institute.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Edison Electric Institute. Rural Sales Committee و National Electric Light Association. Rural Sales Bureau. Rural Electrification Exchange. New York: Edison Electric Institute.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Edison Electric Institute. Rural Sales Committee و National Electric Light Association. Rural Sales Bureau. Rural Electrification Exchange. Edison Electric Institute.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.