Kotler, Philip <br/><br/>
Principles of marketing / 
Philip Kotler, Gary Armstrong 
 - 5th ed. 
 - Englewood Cliffs, N. J. :  Prentice-Hall,  1991 
 - 711 p. :  ill. ;  28 cm. 
<br/><br/><label>ISBN: </label>0137216890 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Marketing