Cicero, Marcus Tullius. <br/><br/>
On obligations / 
Cicero ; translated with an introduction and notes by P.G. Walsh. 
 - Oxford ;  New York :  Oxford University Press,  2000. 
 - lx, 218 p. ;  23 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0199240183 (alk. paper) 
<br/><br/><label>LCCN: </label>99056114 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ethics--Early works to 1800.