Posey, D. A., & Dutfield, G. (1996). Beyond intellectual property. IDRC.
Dyfyniad Arddull ChicagoPosey, Darrell A., and Graham Dutfield. Beyond Intellectual Property. Ottawa: IDRC, 1996.
Dyfyniad MLAPosey, Darrell A., and Graham Dutfield. Beyond Intellectual Property. IDRC, 1996.
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