- New York: The Free Press 
 - 1457 
<br/><br/> BK  Newton- the principia 
<br/><br/><label>ISBN: </label>190/BEC/E 
<br/><br/><label>Standard No.: </label>Beck, Lewis White 
<br/><br/><label>Subjects--Topical Terms: </label><br/>BK<br/>Paul, Edwards and Richard H.Popkins
<br/><br/><label>Dewey Class. No.: </label> /