?ukasz R¢?ycki; Piotr Pranke; Gregory Leighton  <br/><br/>
Continuation or Change? Borders and Frontiers in Late Antiquity and Medieval Europe 

 -  Taylor and Francis  2023 
<br/><br/><label>ISBN: </label>9781003267638 
<br/><br/><label>Source: </label>EBOOK