Francisco (Complutense University of Madrid, Spain) Aldecoa & Michael (University of Aberdeen, UK) Keating 
Paradiplomacy in Action [PDF ebook] 
The Foreign Relations of Subnational Governments

Offering a general view of the development of subnational foreign action around the world, this work covers topics such as the repercussions upon subnational autonomy of the progressive consistution of international regimes such as the EU, NAFTA and APEC.