?url_ver=Z39.88-2004&rft_id=PQ+ETD%3A593000&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=Mac+Con+Uladh%2C+D.H.T.&rft.aulast=Mac+Con+Uladh&rft.aufirst=D.H.T.&rft.tpages=240&rft.title=Guests+of+the+socialist+nation%3F+Foreign+students+and+workers+in+the+GDR+1949-1990.&rft.degree=Doctoral&rft.date=2005&rft.inst=University+of+London