Principles Of Tourism / 
Vibal, Victor R. 
 - 1st./ed. 
 - xiii, 118p. :  illus., Bibliography ;  25.5cm. 
<br/><br/><label>ISBN: </label>9789712722677 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tourism--2010--Philippines--newsprint.