![](http://www.rhinoresourcecenter.com/style_images/1/cat_arrow.gif) | Thomson, A.L., 2012. The survival of black and white rhinoceros in South Africa: the resumption of trade in rhinoceros horn and the associated risks posed by legalised trade as a potential contributor to the extinction of South Africa’s free-ranging rhino. Johannesburg, Oscap (Outraged SA Citizens Against Poaching), pp. 1-10
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