O'Brien, Robert C.  <br/><br/>
Mrs. Frisby and the rats of Nimh 

 - New York   Aladdin Paperbacks   1986 
 - 234 
<br/><br/><label>ISBN: </label>13: 978-0-689-71068-1 
<br/><br/><label>Dewey Class. No.: </label>J O6m