Morris, Robin. <br/><br/>
The marketing principle / 
Robin Morris. 
 - Durban :  Butterworths,  1989. 
 - 168 p. :  ill. ;  24 cm. 
<br/><br/><label>ISBN: </label>0409107352 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Marketing.