Helmers, C., & Rogers, M. (2008). Innovation and the survival of new firms across British regions. University of Oxford.
Chicago-čujuhus (17. p.)Helmers, C., juo M. Rogers. Innovation and the Survival of New Firms Across British Regions. University of Oxford, 2008.
MLA-čujuhus (9. p.)Helmers, C., juo M. Rogers. Innovation and the Survival of New Firms Across British Regions. University of Oxford, 2008.
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