De Souto, Martha Sarbey. <br/><br/>
Group travel /  Martha Sarbey de Souto. 

 - 2nd ed. 
 - Albany, NY :  Delmar Publishers,  1993 
 - 439 p. :  ill. 
<br/><br/><label>ISBN: </label>0827335148 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Travel agents--Handbooks, manuals, etc.
<br/><br/><label>LC Class. No.: </label>G154  / D4 1993