Lerangis, Peter  <br/><br/>
The 39 clues 7 :  the viper's nest / 
Peter Lerangis 
 - New York :   scholastic Inc.,   c2010. 
 - 190 p. :   20 cm. 
<br/><br/><label>ISBN: </label>978-0-545-15293-8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>1.Adventure stories<br/>2.Code and cipher stories<br/>3.Families<br/>4.Family secrets<br/>5.Genealogy<br/>6.Orphans
<br/><br/><label>Dewey Class. No.: </label>Fic. L614 2010