Caves of Mulu :  the limestones caves of the Gunong Mulu National Park Sarawak / 
edited by D. B. Brook and A. C. Waltham 
 - London :  Royal Geographical Society,  1978 
 - 44 p. :  ill. ;  29 cm. 
<br/><br/><label>ISBN: </label>71GB608.81 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Caves--Malaysia--Gunung Mulu National Park (Sarawak)