Eicher, David J <br/><br/>
Comets   :visitors from deep space  
David J. Eicher, Astronomy magazine. 
 - New York  Cambridge University press  2013 
 - 207p 
<br/><br/><label>ISBN: </label>9781107622777 
<br/><br/><label>Subjects--Index Terms: </label>Science of comets 
<br/><br/><label>Dewey Class. No.: </label>523.6