{"id":"000996922","type":"book","title":"The wool trade and the rise of urbanism in Middle Saxon England","publisher":"University of Pennsylvania Museum, Philadelphia","publisher-place":"Philadelphia","pages":"99-105","container-title":"Craft specialization and social evolution: in memory of V. Gordon Childe","author":[{"family":"Crabtree","given":"Pam J."}],"issued":{"raw":"1996"}}