Heath A F <br/><br/>
Scientific explanation. 

 - Oxford  Clarendon Press        1981 
 - x,123p.  cm. 
<br/><br/><label>Standard No.: </label>45861 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>R17, M1