Não informado. (2001). Scientific publication. Freshwater Biological Association.
Chicago (17e ed.) BronvermeldingNão informado. Scientific Publication. Ambleside, Inglaterra: Freshwater Biological Association, 2001.
MLA (8e ed.) BronvermeldingNão informado. Scientific Publication. Freshwater Biological Association, 2001.
Let op: Deze citaties zijn niet altijd 100% accuraat.