1997
Reptilian distribution and diversity in the Free State, South Africa. pp. 108-111.
In: Wyk, J.H. van (ed.). Proceedings of the FitzSimons Commemorative Symposium (South African lizards: 50 years of progress) and Third H.A.A. Symposium on African herpetology: held at the Transvaal Museum, Pretoria, South Africa, 11-15 October 1993. Herpetological Association of Africa, Matieland. 227 pp.