Popper, Karl. R <br/><br/>
logic of scientific discovery 

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 - London  Hutchinson  1959 
 - 480 p.   
<br/><br/>  Translation of 'Logic der forschung' 
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<br/><br/><label>Subjects--Index Terms: </label>Logic of Scientific Discovery 
<br/><br/><label>Dewey Class. No.: </label>167.7