Van Harssel, Jan. <br/><br/>
Tourism :  an exploration / 
Jan van Harssel. 
 - 2nd ed. 
 - New York :  National Publisher of the Black Hills,  1986. 
 - 374 p. :  ill. ;  28 cm. 
<br/><br/><label>ISBN: </label>0935920331 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tourist trade.