Epstein, Marc J. <br/><br/>
Measuring and improving social impacts :  a guide for nonprofits, companies, and impact investors / 
Marc J. Epstein and Kristi Yuthas 
 - Sheffield, UK :  Greenleaf Publishing,  2014 
 - xii, 254 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references (pages 221-242) and index 
<br/><br/><label>ISBN: </label>9781907643996 (hbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Investments--Moral and ethical aspects<br/>Social responsibility of business--Evaluation<br/>Nonprofit organizations--Evaluation