Popper, Karl Raimund,  Sir,  1902- <br/><br/>
Conjectures and refutations  the growth of scientific knowledge 
by Karl R.Popper 
 - 4th rev ed. 
 - London :  Routledge & Kegan Paul,  1972 
 - 431 p. ;  26 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>0710065078 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Methodology<br/>Knowledge, Theory of<br/>Science--Methodology<br/>Prediction (Logic)