Mansfield, E. (1968). Industrial research and technological innovation: An econometric analysis. New York: W.W. Norton & Company.
シカゴスタイル引用形Mansfield, Edwin. Industrial Research and Technological Innovation: An Econometric Analysis. New York: W.W. Norton & Company, 1968.
MLA引用形式Mansfield, Edwin. Industrial Research and Technological Innovation: An Econometric Analysis. New York: W.W. Norton & Company, 1968.
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