Não informado. (2008). Threatened Plants Newsletter. International Union for Conservation of Nature and Natural Resources.
Chicago-Zitierstil (17. Ausg.)Não informado. Threatened Plants Newsletter. Kew, Inglaterra: International Union for Conservation of Nature and Natural Resources, 2008.
MLA-Zitierstil (8. Ausg.)Não informado. Threatened Plants Newsletter. International Union for Conservation of Nature and Natural Resources, 2008.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.