Leonhardt, Alice. <br/><br/>
The case of the high seas secret / 
 High seas secret 
by Alice Leonhardt. 
 - New York :  HarperEntertainment,  c2001. 
 - 84 p. ;  20 cm. 
 - The new adventures of Mary-Kate & Ashley .
<br/><br/> "A Parachute Press book."  "Dualstar Publications"--T.p. verso. 
<br/><br/> The twins investigate when the prizes for a scavenger hunt on a cruise ship are stolen. 
<br/><br/><label>ISBN: </label>0061066443 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Twins--Fiction.<br/>Ocean travel--Fiction.<br/>Mystery and detective stories.
<br/><br/><label>Dewey Class. No.: </label>[Fic]