Keys, David. <br/><br/>
Catastrophe :  an investigation into the origins of themodern world / 
David Keys.  
 - London :  Arrow,  2000,  
 - 509 p. 
<br/><br/><label>ISBN: </label>0099409844 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Climatic changes | Human beings | Natural disasters |sWeather |sAsteroids|Collisions with Earth | Middle Ages--History | History | Effect of environment on | History | Effect of volcanic eruptions on | History
<br/><br/><label>LC Class. No.: </label>QC981.8.C5