Kaplan, Gisela. <br/><br/>
Orang-utans in Borneo 
Gisela Kaplan and Lesley Rogers; photography by Gisela Kaplan. 
 - Kota Kinabalu  SRS Enterprise  1994. 
 - xii, 196 p. : ill. ; 26 cm. 
<br/><br/>p. 163-190. 
<br/><br/><label>ISBN: </label>1875821139  RM36.22 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Orangutan--Borneo.