Sanyal, Batuk Sasadhar. <br/><br/>
Ethics and metaethics. 
B S Sanyal. 
 - Delhi :  Vikas Publications,  1970. 
 - vi, 263 p.: 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ethics.
<br/><br/><label>Dewey Class. No.: </label>170  / SAN/E