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)
Yusuf, Abdullahi Ahmed; Frank, Erik T.; Fombong, Ayuka T.; Pirk, Christian Walter Werner; Crewe, Robin M.; Schmitt, Thomas; Strube-Bloss, Martin; Gordon, Ian; Torto, Baldwyn(Oxford University Press, 2020-10)