Dick, Steven J. <br/><br/>
The biological universe  the twentieth century extraterrestrial life debate and the limits science 
Steven J. Dick 
 - Cambridge  Cambridge University Press  1996 
 - 578 p. : ill. ; 23 cm. 
<br/><br/>includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0521343267  RM184.00 
<br/><br/><label>LCCN: </label>95-36236 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Life on other planets<br/>Life--Origin<br/>Unidentified