@book{Börzel2011,
author = {Börzel, Tanja A. and Hofmann, Tobias and Panke, Diana},
year = {2011},
language = {eng},
copyright = {http://www.fu-berlin.de/sites/refubium/rechtliches/Nutzungsbedingungen},
title = {Policy matters but how?},
url = "http://dx.doi.org/10.17169/refubium-22756",
}