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.
Styl cytowania ChicagoOrganisation 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.
Styl cytowania MLAOrganisation 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.
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