Butler, Alan <br/><br/>
How to read prehistoric monuments:   understanding our ancient heritage/  
Alan Butler.   
 - London:   Watkins Publishing,   c2011. 
 - 262 p.:   ill.;   22 cm. 
<br/><br/><label>ISBN: </label>978-1-907486-44-9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Megalithic monuments. 
<br/><br/><label>Dewey Class. No.: </label>GC 936.101 B985 2011