Dyfyniad APA

Posey, D. A., & Dutfield, G. (1996). Beyond intellectual property. IDRC.

Dyfyniad Arddull Chicago

Posey, Darrell A., and Graham Dutfield. Beyond Intellectual Property. Ottawa: IDRC, 1996.

Dyfyniad MLA

Posey, Darrell A., and Graham Dutfield. Beyond Intellectual Property. IDRC, 1996.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.