Hanspeter KRIESI (ed.), Political Communication in Direct Democratic Campaigns: Enlightening or manipulating?, Houndmills/Basingstoke/Hampshire/New York, Palgrave Macmillan, 2012, Challenges to democracy in the 21st century series, 225-240
KRIESI, Hanspeter, Conclusion, in Hanspeter KRIESI (ed.), Political Communication in Direct Democratic Campaigns: Enlightening or manipulating?, Houndmills/Basingstoke/Hampshire/New York, Palgrave Macmillan, 2012, Challenges to democracy in the 21st century series, 225-240
- https://hdl.handle.net/1814/25685