International Business :  Environment and operations / 
Daniels , John ; Lee, Radebaugh , Daniel Sullivan  
 - 12th ed 
 - New Jersey :  Prentice Hall,  2009. 
 - xli,860 p,: 
<br/><br/><label>ISBN: </label>9780136029656 
<br/><br/><label>LC Class. No.: </label>HD2755.5  / .D36  2009