Home › Authors › Thomas M. Siebel 👤 Thomas M. Siebel 6 books Books by Thomas M. Siebel Die Informationsrevolution im Vertrieb 2012 Principios del E-Business 2003 Bien gérer son e-Business 2001 Taking Care of eBusiness 2001 E-bijinesu senryaku 1999 Virtual selling 1996