Dixon, Franklin W. <br/><br/>
The pumped - up pizza problem /  Franklin W. Dixon;  
illustrated by Marcy Ramsey.  
 - New York, N.Y  Pocket books,  c1998 
 - 75 pages  ill. ;  19cm 
 -  Frank and Joe Hardy : the clues brothers ; no. 9   .
<br/><br/><label>Dewey Class. No.: </label>FIC D644pup