Dixon, Franklin <br/><br/>
The Hardy Boys: Danger Unlimited 

 - 1230 Avenue of the Americas, New York, NY 10020  Pocket Books, Simon & Schuster Inc., Mega Books of New York, Inc.  1993 
 - The Hardy Boys: Danger Unlimited  0-671-79463-9 .
<br/><br/> The Hardy Boys: Danger Unlimited 
<br/><br/> Junior High School  English 
<br/><br/><label>ISBN: </label>0-671-79463-9 
<br/><br/><label>Dewey Class. No.: </label>