Achinstein Peter <br/><br/>
Law and explanation 

 - Oxford  Clarendon Press London        1971 
 - xii,1-168p  cm. 
<br/><br/><label>Standard No.: </label>26,133 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>A:R, L1