Steel, Duncan,  1955- <br/><br/>
Rogue asteroids and doomsday comets :  the search for the million megaton menace that threatens life on Earth / 
Duncan Steel ; foreword by Arthur C. Clarke. 
 - New York :  Wiley,  c1995. 
 - xii, 308 p. :  ill. ;  25 cm. 
<br/><br/>Includes bibliographical references (p. 287-296) and index. 
<br/><br/><label>ISBN: </label>0471308242 (alk. paper) 
<br/><br/><label>LCCN: </label>94023409  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Asteroids--Popular works.<br/>Comets--Popular works.<br/>Impact--Popular works.<br/>Extinction (Biology)--Popular works.
<br/><br/><label>LC Class. No.: </label>QB651  / .S74 1995 
<br/><br/><label>Dewey Class. No.: </label>363.3/4