Dyfyniad APA
Quirk, P., & Forder, P. (2003). Electronic commerce and the law (2nd ed.). John Wiley & Sons.
Dyfyniad Arddull Chicago
Quirk, Patrick, and Patrick Forder. Electronic Commerce and the Law. 2nd ed. Sydney: John Wiley & Sons, 2003.
Dyfyniad MLA
Quirk, Patrick, and Patrick Forder. Electronic Commerce and the Law. 2nd ed. John Wiley & Sons, 2003.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.