Freeman, C. (1962). The research and development effort in Western Europe, North America and the Soviet Union. Paris: Organisation for Economic Co-operation and Development.
Chicago-stil citatFreeman, C. The Research and Development Effort in Western Europe, North America and the Soviet Union. Paris: Organisation for Economic Co-operation and Development, 1962.
MLA-referensFreeman, C. The Research and Development Effort in Western Europe, North America and the Soviet Union. Paris: Organisation for Economic Co-operation and Development, 1962.
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