Erickson, John R. <br/><br/>
The case of the burrowing robot. / 
by John R. Eirkson; illustrated by Gerald L. Holmes. 
 - 1st ed. 
 - New York, New York :  Penguin Group,  2003. 
 - 125p. 
 - Hank the cowdog; 42 .
<br/><br/><label>ISBN: </label>0670036323 
<br/><br/><label>LCCN: </label>2002036984 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Dogs--Fiction<br/>Ranch life--Fiction<br/>Humorous stories--Fiction