Guide to Philippine flora and fauna volume VIII: 
Natural resources management center ministry of natural resources and university of the Philippines / 
 - Quezon City:  JMC Press Incorporated,  1986. 
 - 204p.  ill; 
<br/><br/><label>ISBN: </label>9711026260 
<br/><br/><label>Dewey Class. No.: </label>591.92 G11 1986