Gummersson, Evert <br/><br/>
Total relationship marketing :  Rethinking marketing management from the 4Ps to 30Rs / 
Evert Gummesson. 
 - Oxford :  Butterworth-Heinemann,  c1999. 
 - 281p. : 
<br/><br/> Total relationship marketing 
<br/><br/><label>ISBN: </label>9780750644631 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Marketing
<br/><br/><label>Dewey Class. No.: </label>658.8  / GUM