Ong, Y.H. <br/><br/>
The limestone resources of the Sungei Terah Gua Madu areas, Ulu Kelantan 
Y.H. Ong. 
 -  1982 
 - 41 p.  ill. , maps  30 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Rocks--Kelantan--Ulu Kelantan--Gua Madu
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Gua Madu (Ulu Kelantan, Kelantan)