SOLAN, P. /LEGRAND, W./CHEN, J. <br/><br/>
SUSTAINABILITY IN THE HOSPITALITY INDUSTRY : PRINCIPLES OF SUSTAINABLE OPERATIONS 
PHILIP SOLAN, WILLY LEGRAND AND JOSEPH S.CHEN 
 - 2ND ED. 
 - LONDON  ROUTLE OGE  2009 
 - XIV, 371P.  ILL 
<br/><br/><label>ISBN: </label>9780415531245