Keene,Carolyn <br/><br/>
The mystery of 99 steps/by Carolyn Keene 

 - New york  Grosset & dunlap  1994 
 - 176p. 
<br/><br/><label>ISBN: </label>0448095432 
<br/><br/><label>Dewey Class. No.: </label>823.01  K251M