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Copyright © 2012 The Catholic University of America Press All rights reserved The paper used in this publication meets the minimum requirements of American National Standards for Information Science—Permanence of Paper for Printed Library Materials, ANSI Z39.48-1984. ∞ Library of Congress Cataloging-in-Publication Data Greenaway, James. The differentiation of authority : the medieval turn toward existence / James Greenaway. p. cm. Includes bibliographical references and index. ISBN 978-0-8132-1956-1 (cloth : alk. paper) 1. Power (Social sciences)— History—To 1500. 2. Authority—History—To 1500. I. Title. JC330.G72 2012 303.3΄6—dc23    2011033132 For Wendy ...

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