Spencer, Herbert <br/><br/>
First Principles 

 - New York  2015  P.F. Collier & Son 
 - 599 
<br/><br/><label>ISBN: </label>617-495-2413 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Philosophy
<br/><br/><label>Dewey Class. No.: </label>100 SPE