Organisation for Economic Co-operation and Development. (1969). Impact of Natural Gas on the Consumption of Energy: In the Oecd European Member Countries. Paris: O.E.C.D. Publications.
শিকাগো স্টাইলে সাইটেশনOrganisation for Economic Co-operation and Development. Impact of Natural Gas On the Consumption of Energy: In the Oecd European Member Countries. Paris: O.E.C.D. Publications, 1969.
এমএলএ সাইটেশনOrganisation for Economic Co-operation and Development. Impact of Natural Gas On the Consumption of Energy: In the Oecd European Member Countries. Paris: O.E.C.D. Publications, 1969.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.