Straubhaar, T. (2000). Why Do We Need a General Agreement on Movements of People (GAMP)?
Chicago-Zitierstil (17. Ausg.)Straubhaar, Thomas. Why Do We Need a General Agreement on Movements of People (GAMP)? Hamburg, 2000.
MLA-Zitierstil (8. Ausg.)Straubhaar, Thomas. Why Do We Need a General Agreement on Movements of People (GAMP)? 2000.
警告：这些引文格式不一定是100％准确.