Schmookler, J. (1972). Patents, invention, and economic change: Data and selected essays. Harvard University Press.
Chicagoスタイル(17版)引用形式Schmookler, Jacob. Patents, Invention, and Economic Change: Data and Selected Essays. Cambridge, Mass: Harvard University Press, 1972.
MLA(9版)引用形式Schmookler, Jacob. Patents, Invention, and Economic Change: Data and Selected Essays. Harvard University Press, 1972.
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