British journal for the philosophy of science mar-dec 1991; vol.42;no.(1-4)   
  

 - 
 -    1991 
 - 0, B.v. 
<br/><br/> 42   
<br/><br/>  
<br/><br/><label>ISBN: </label>
<br/><br/><label>Dewey Class. No.: </label>B-80-6