Dyfyniad APA
Buchanan, A. E. (2011). Better than human: The promise and perils of enhancing ourselves. Oxford University Press.
Dyfyniad Arddull Chicago
Buchanan, Allen E. Better than Human: The Promise and Perils of Enhancing Ourselves. New York: Oxford University Press, 2011.
Dyfyniad MLA
Buchanan, Allen E. Better than Human: The Promise and Perils of Enhancing Ourselves. Oxford University Press, 2011.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.