Kaufmann, William J. <br/><br/>
Black holes and warped spacetime / 
William J. Kaufmann, III 
 - Toronto ;  London :  Bantam,  1980 
 - x, 225 p. :  ill. (some col.), charts, ports. ;  18 cm 
<br/><br/> Originally published: San Francisco : W.H. Freeman, 1979  Includes index 
<br/><br/><label>ISBN: </label>0553137492 (pbk) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Black holes (Astronomy)
<br/><br/><label>Dewey Class. No.: </label>523  / KAB