Erickson, E. W., & Waverman, L. (1974). The energy question and international failure of policy. University of Toronto Press.
Citace podle Chicago (17th ed.)Erickson, Edward W., a Leonard Waverman. The Energy Question and International Failure of Policy. Toronto: University of Toronto Press, 1974.
Citace podle MLA (9th ed.)Erickson, Edward W., a Leonard Waverman. The Energy Question and International Failure of Policy. University of Toronto Press, 1974.
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