Travel, tourism, and hospitality research  a handbook for managers and researchers 
editors J.R. Brent Ritchie, Charles R. Goeldner. 
 - 2nd edition 
 - New York  Wiley  1994. 
 - xxiv, 614 p.  ill.  29cm. 
<br/><br/><label>ISBN: </label>0471582484 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tourism--Research.