Dyfyniad APA

Omand. Principled Spying. Georgetown University Press.

Dyfyniad Arddull Chicago

Omand. Principled Spying. Georgetown University Press.

Dyfyniad MLA

Omand. Principled Spying. Georgetown University Press.

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