Greenhalgh, C., & Rogers, M. (2004). The value of innovation: The interaction of competition, R&D and IP. University of Oxford.
Chicago-čujuhus (17. p.)Greenhalgh, C., juo M. Rogers. The Value of Innovation: The Interaction of Competition, R&D and IP. University of Oxford, 2004.
MLA-čujuhus (9. p.)Greenhalgh, C., juo M. Rogers. The Value of Innovation: The Interaction of Competition, R&D and IP. University of Oxford, 2004.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.