Electric Power Research Institute. (1981). Electricity: Todays Technologies, Tomorrow's Alternatives. California: Electric Power Research Institute.
শিকাগো স্টাইলে সাইটেশনElectric Power Research Institute. Electricity: Todays Technologies, Tomorrow's Alternatives. California: Electric Power Research Institute, 1981.
এমএলএ সাইটেশনElectric Power Research Institute. Electricity: Todays Technologies, Tomorrow's Alternatives. California: Electric Power Research Institute, 1981.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.