A Modern Guide to Keynesian Macroeconomics and Economic Policies,Hein, Eckhard,Edward Elgar Publishing Limited;Marston Book Services, LimitedEckhard Hein, Engelbert Stockhammer2011PDF168 MBEN
Turismo de larga distancia y desarrollo regional en Costa RicaEdgar Fürst y Wolfgang Hein (editores)2002ES