Spencer, Herbert. <br/><br/>
Principles of sociology/ 

 - London:  William and Norgate,  1883. 
 - 237 P.;  22 cm. 
 -  IV. .
<br/><br/> Including references. 
<br/><br/><label>Source: </label>
<br/><br/><label>Subjects--Topical Terms: </label>
<br/><br/><label>Subjects--Index Terms: </label>Sociology. 
<br/><br/><label>Dewey Class. No.: </label>301