Schlee, Günther Department I, MPI for Social Anthropology, Max Planck Society;
http://www.eth.mpg.de/cms/de/publications/working_papers/wp0052.html (Any fulltext)
Schlee, G. (2003). Competition and exclusion in Islamic and Non-Islamic societies: an essay on purity and power. Max Planck Institute for Social Anthropology Working Papers, 52.