Biological diversity of African fresh-and brackish water fishes : geographical overviews 1994 Teugels, Guy G. | Guégan, Jean-François |
The conservation of wetlands in Tanzania : a case study of Lake Manyara National Park 1983 El-Attar, Abdel-Gawad A. |
Fishes of the Tsitsikama Coastal national park 1966 Smith, J. L. B. (James Leonard Brierley) | Smith, Margaret Mary |
Exploration du Parc National de l'Upemba : mission G. F. DE WITTE (1946-1949) Witte, G. F. de (Gaston François) | Lindberg K. | Stohecker, H. F. | Poll, Max |