Durette-Desset, M-C.(Published jointly by the Agricultural Research Council, ARC-Onderstepoort Veterinary Institute and the Faculty of Veterinary Science, University of Pretoria., 2003)
Durand, Anette M.; Giesecke, W.H.; Barnard, Marie-Luise; Van der Walt, Martha L.; Steyn, Helena C.(Published by the Government Printer, Pretoria., 1990)
Spickett, Arthur M.; Bagnall, R.J.; Uys, A.C. (André Charles)(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1995)
Spickett, Arthur M.; Burger, D.B.; Crause, J.C.; Roux, Elizabeth M.(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute., 1991)