Greenhalgh, C., & Rogers, M. (2004). The value of innovation: The interaction of competition, R&D and IP. University of Oxford.
Lua i Stíl Chicago (17ú heag.)Greenhalgh, C., agus M. Rogers. The Value of Innovation: The Interaction of Competition, R&D and IP. University of Oxford, 2004.
Lua MLA (9ú heag.)Greenhalgh, C., agus M. Rogers. The Value of Innovation: The Interaction of Competition, R&D and IP. University of Oxford, 2004.
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