Pirk, Christian Walter Werner; Lattorff, H. Michael G.; Moritz, Robin F.A.; Sole, Catherine L.; Radloff, Sarah E.; Neumann, Peter; Hepburn, H. Randall; Crewe, Robin M.(Oxford University Press, 2012-07)
Du Rand, Esther Elizabeth; Human, Hannelie; Smit, Salome; Beukes, Mervyn; Apostolides, Zeno; Nicolson, Sue W.; Pirk, Christian Walter Werner(Elsevier, 2017-03)
Ringani, Gordon V.; Julius, Rolanda Sunayé; Chimimba, Christian Timothy; Pirk, Christian Walter Werner; Zengeya, Tsungai A.(Oxford University Press, 2022)