Mackenzie, John S. <br/><br/>
A manual of ethics 
John S. Mackenzie 
 - 6th  
 - London  University Tutorial Press  1929 
 - 426 p. ;18 cm. 
<br/><br/> Includes index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Philosophy-ethics
<br/><br/><label>Dewey Class. No.: </label>170  / MAC