1. Markets as cultures: an ethnographic approach;M Y Abolafia;The laws of the markets. M. Callon,1998
2. Medina del Campo fairs and the integration of Castile into 15th and 16th century European economy;H C Alonso;Istituto Internazionale di Storia Economica "F. Datini" Prato, Serie II -Atti dele,2001
3. Trade and towns in medieval England: new insights from familiar sources;M Bailey;The Local Historian,1999