Heath, A., & Heath, R. (2010). Field guide to the plants of Northern Botswana including the Okavango Delta: Useful in countries and geographical areas adjacent to Northern Botswana in the Zambesi basin. Royal Botanic Gardens Kew.
Chicago-Zitierstil (17. Ausg.)Heath, Alison, und Roger Heath. Field Guide to the Plants of Northern Botswana Including the Okavango Delta: Useful in Countries and Geographical Areas Adjacent to Northern Botswana in the Zambesi Basin. Richmond, Surrey: Royal Botanic Gardens Kew, 2010.
MLA-Zitierstil (9. Ausg.)Heath, Alison, und Roger Heath. Field Guide to the Plants of Northern Botswana Including the Okavango Delta: Useful in Countries and Geographical Areas Adjacent to Northern Botswana in the Zambesi Basin. Royal Botanic Gardens Kew, 2010.