El Vaticano y Roma cristiana. 

 - Cittá del Vaticano  Libreria Editrice Vaticana  c1973. 
 - 173 p.  ill. (some col.), col. map  20 cm. 
<br/><br/> Includes index. 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Vatican City--Description.<br/>Vatican City--History.