Principles and ethics of tour guiding  / 
Lansangan-Cruz, Zenaida  
 - Manila :  Rex Book Store,  2008. 
 - vii,164.; 22.1cm 
<br/><br/>Includes, references, appendix, glossary, index 
<br/><br/><label>ISBN: </label>9789712351006 
<br/><br/><label>Dewey Class. No.: </label>Fil 338.4 C957 2008