Nahin, Paul J.,  <br/><br/>
Time machines  time travel in physics, metaphysics, and science fiction 
Paul J. Nahin. 
 - New York:  American Institute of Physics,  1993. 
 - xvii, 408 pages :   illustrations ;   24 cm. 
<br/><br/>Includes bibliographical references (pages 353-402) and index 
<br/><br/><label>ISBN: </label>0883189356  RM116.66 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science fiction, American--History and criticism.<br/>Science fiction, English--History and criticism.<br/>Time travel in literature.<br/>Metaphysics in literature.<br/>Physics in literature.