Mackenzie, John S.  1860- <br/><br/>
A manual of ethics / 
by John S. Mackenzie 
 - 5th ed. 
 - London :  University tutorial press, l d,  1918 
 - xxii, 500 p. ;  19 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ethics