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- 题名/责任者:
- The economics of technological change / Edwin Mansfield.
- 出版发行项:
- New York : W.W. Norton & Company, c1968.
- 载体形态项:
- x, 257 p. : ill. ; 24 cm.
- 个人责任者:
- Mansfield, Edwin, 1930-
- 论题主题:
- Technological innovations-United States.
- 论题主题:
- Research, Industrial-United States.
- 中图法分类号:
- F171.243
- 书目附注:
- Includes bibliographical references and index.
- 随书光盘:
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