APA-referens

Wurtenberger, G. (2006). European community plant variety protection. Oxford University press.

Chicago-stil citat

Wurtenberger, Gert....[et.al]. European Community Plant Variety Protection. Oxford: Oxford University press, 2006.

MLA-referens

Wurtenberger, Gert....[et.al]. European Community Plant Variety Protection. Oxford University press, 2006.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.