Symposium on Drought in Botswana Gaborone. (1979). Proceedings of the Symposium on Drought in Botswana: National Museum Gaborone, Botswana, June 5th to 8th, 1978. Botswana Soc.
Chicago-Zitierstil (17. Ausg.)Symposium on Drought in Botswana Gaborone. Proceedings of the Symposium on Drought in Botswana: National Museum Gaborone, Botswana, June 5th to 8th, 1978. Gaborone: Botswana Soc, 1979.
MLA-Zitierstil (9. Ausg.)Symposium on Drought in Botswana Gaborone. Proceedings of the Symposium on Drought in Botswana: National Museum Gaborone, Botswana, June 5th to 8th, 1978. Botswana Soc, 1979.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.