Spencer, Herbert,  1820-1903. <br/><br/>
The data of ethics / 
by Herbert Spencer. 
 - London :  Williams & Norgate,  1907. 
 - viii, 264 p. ;  22 cm. 
<br/><br/> Originally published: London : Williams and Norgate, 1879. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ethics, Evolutionary.
<br/><br/><label>Dewey Class. No.: </label>171  / SPD 1907