{"source":"book","style":"apa","contributors": [{"function":"author","last":"Tuchman","first":"Barbara","middle":"Wertheim"},{"function":"author","last":"First Edition Society.,"} ],"pubtype": {"main": "pubnonperiodical"},"pubnonperiodical": {"title":"A distant mirror : the calamitous fourteenth century","publisher":"Franklin Library","city":"Franklin Center, Pa.","year":"1978"},"datasource":"/z-wcorg/","datasource":"http://www.worldcat.org","oclc":"4529173"}