Cordero Torres, José María. <br/><br/>
Fronteras hispanicas  geographia e historia, diplomacia, y administracion. 

 - Madrid  Instituto de Estudios Politicos  1960. 
 - 470 p.  maps (part fold.)  21 cm. 
<br/><br/>Bibliography: p. 459-466. 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Spain.--Boundaries.<br/>Spain.--Historical geography.