Spencer, Herbert <br/><br/>
Classification des sciences 
Herbert Spencer; F. Réthoré 
 - 8 
 - 171 p  18 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ciencias sociales
<br/><br/><label>Dewey Class. No.: </label>300  / SPE CLA 1905