Keene Carolyn Au. <br/><br/>
Secrets of the nils 
Keene Carolyn Au. 
 - New York  An Archway Paperback USA      1995 
 - 216p.  cm. 
 - Nancy drew and hardy boys: super mystery .
<br/><br/><label>ISBN: </label>0671502905 (pbk)   
<br/><br/><label>Standard No.: </label>39223 
<br/><br/><label>Source: </label> Gift, 10/09/2018,  Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> ENGLISH LITERATURE<br/>ENGLISH FICTION
<br/><br/><label>Dewey Class. No.: </label>O111,3x, N5