Powell, Guy R. <br/><br/>
Marketing calculator :  measuring and managing return on marketing investment / 
Guy R. Powell. 
 - Singapore ;  Hoboken, NJ :  John Wiley & Sons (Asia),  2008 
 - xiv, 288 p. :  ill. ;  23 cm. 
<br/><br/><label>ISBN: </label>9780470823958 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Marketing--Cost effectiveness.<br/>Marketing--Management.
<br/><br/><label>Subjects--Index Terms: </label>Quản lý giá Thị trường Tiếp thị 
<br/><br/><label>Dewey Class. No.: </label>658.8