Liberal states and the freedom of movement : selective borders, unequal mobility / Steffen Mau, Heike Brabandt, Lena Laube, Christof Roos.    Hampshire : Palgrave Macmillan, 2012 . xiv, 262 s. . ISBN 978-0-230-27784-7   Signatura Z 2655
PL-MaLi