Patterson, Francine. <br/><br/>
Koko's story / 
by Francine Patterson ; photographs by Ronald H. Cohn. 
 - New York :  Scholastic,  1987. 
 - unp. :  ill. 
 - Scolastic hardcover .
<br/><br/> The author recounts her experiences with Koko, a gorilla, during the fourteen years she has been teaching her to communicate through sign language. 
<br/><br/><label>ISBN: </label>0590402722 (lib. bdg.) :  $10.95 
<br/><br/><label>LCCN: </label>86017717 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Koko (Gorilla)<br/>Human-animal communication.<br/>Gorillas.
<br/><br/><label>Dewey Class. No.: </label>599.88