R & D, patents, and productivity
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R & D, patents, and productivity
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| Language |
English |
|---|---|
| Publisher |
Chicago
University of Chicago Press,
1984
|
| ISBN |
0-226-30883-9 0-226-30884-7 9786611125707 1-281-12570-9 0-226-30892-8 |
| Get full text | |