APA (7e ed.) Bronvermelding

Não informado. (2008). Threatened Plants Newsletter. International Union for Conservation of Nature and Natural Resources.

Chicago (17e ed.) Bronvermelding

Não informado. Threatened Plants Newsletter. Kew, Inglaterra: International Union for Conservation of Nature and Natural Resources, 2008.

MLA (8e ed.) Bronvermelding

Não informado. Threatened Plants Newsletter. International Union for Conservation of Nature and Natural Resources, 2008.

Let op: Deze citaties zijn niet altijd 100% accuraat.