Alvarez Borge, Ignacio. <br/><br/>
Cambios y alianzas :  la política regia en la frontera del Ebro en el reinado de Alfonso VIII de Castilla (1158-1214) / 
Ignacio Álvarez Borge. 
 - 1 online resource (520 pages) 
 - Biblioteca de historia ;  66. .
 - Biblioteca de historia (Madrid, Spain) ;  66. .
<br/><br/>Includes bibliographical references (p. [481]-498) and index. 
<br/><br/><label>ISBN: </label>9788400095307 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Castile (Spain)--History--Alfonso VIII, 1158-1214.<br/>Castile (Spain)--Politics and government.<br/>Ebro River Valley (Spain)--History.
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Electronic books.
<br/><br/><label>LC Class. No.: </label>DP139 eBook