Backer, A. P. A plant ecological bibliography and thesaurus for southern Africa up to 1975 - [Pretoria] Botanical Research Institute. Dept. of Agriculture and Water Supply 1986 - v, 216 p. 30 cm. - Memoirs of the Botanical Survey of South Africa . Con abstract en africano ISBN: 0621088714 Subjects--Topical Terms: BIBLIOGRAFIAVEGETACIONSUDAFRICAECOLOGIA VEGETAL