Marketing strategy  a decision foucused approach 
Orville C. Walker, Jr. [et. al]. 
 - 4th ed. 
 - New Delhi  Tata McGraw Hill  2003 
 - xviii, 365p., 26cm+CD-ROM. 
<br/><br/><label>ISBN: </label>0-07-053088-2. 
<br/><br/><label>Dewey Class. No.: </label>658.802  / M33M