books.google.de - Perhaps the most vexing question facing Europe today is what to do about asylum seekers and people in search of work who arrive daily, some escaping nations where poverty and persecution are, for them, facts of life. Given its costs - both human and economic - immigration policy has understandably become...http://books.google.de/books/about/Mechanisms_of_immigration_control.html?hl=de&id=kCUWAQAAIAAJ&utm_source=gb-gplus-shareMechanisms of immigration control