Safra E Jacob <br/><br/>
The New Encyclopaedia Britannica Vol 20  Macropaedia: Knowledge in Depth 15th edition. 

 -  Encyclopaedia Britannica Inc, London  2005 
 -  14167 .
<br/><br/> 0  1 available on Reference Section 
<br/><br/> The New Encyclopaedia Britannica Vol 20 Macropaedia: Knowledge in Depth 15th edition. (GEOMORPHIC-IMMUNITY)    
<br/><br/><label>LC Class. No.: </label>AE5   / .E53 2005 
<br/><br/><label>Dewey Class. No.: </label>030SAF