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Anonymous 1999. Proceedings of a workshop on conservation of African rhinos on private land through utilization, Onderstepoort, South Africa, 8 & 9 October 1999. Johannesburg, African Rhino Owners Association. pp. 1-52.
Anonymous 1999. Howletts and Port Lympne Wild Animal Parks, U.K., Summer 1997 to Summer 1998. International Zoo News 46 (2): 107-112, 5 figures.






