„Beðja“: Munur á milli breytinga

* {{cite book |url=http://www.stephennottingham.co.uk/beetroot.htm|title=Beetroot |author=Stephen Nottingham |format=e-book |year=2004}}

* [http://www.plantnames.unimelb.edu.au/Sorting/Beta.html Sorting Beta names] - multilingual listing of the Beta species