Applegate, Katherine. <br/><br/>
The one and only Ivan / 
Katherine Applegate. 
 - 1st ed. 
 - New York :  Harper,  2012. 
 - 256 p. ; 21.       
<br/><br/> When Ivan, a gorilla who has lived for years in a down-and-out circus-themed mall, meets Ruby, a baby elephant that has been added to the mall, he decides that he must find her a better life. 
<br/><br/><label>ISBN: </label>9780007455331 9780061992261 (lib. bdg.) 
<br/><br/><label>LCCN: </label>2011010034 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animals--Treatment--Fiction.<br/>Elephants--Fiction.<br/>Gorilla--Fiction.