Internationalization of Higher Education Foreign Students in Germany ; German Students Abroad ; Results of the 17th Social Survey of the Deutsches Studentenwerk (DSW) conducted by HIS Hochschul-Informations-System - Isserstedt, Wolfgang; Schnitzer, Klaus (Bundesministerium für Bildung und Forschung / Federal Ministry of Education and Research (BMBF) Publications and Website Division, 2005)