G. Wardell-Johnson (Wardell-Johnson, G.)

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  Management of Mopane in Southern Africa: Proceedings of a Workshop Held at Ogongo Agricultural College, Northern Namibia, 26th to 29th November, 1996
  by Andrew Jamieson, Namibia, Charlotte Flower, G. Wardell-Johnson, DFID Forestry Research and Development Project
  Hardcover, Directorate of Forestry, ISBN 0869765094 (0-86976-509-4)