Crowther. J <br/><br/>
The Gunong Gajah- Tempurong Massif, Perak, and its associated cave system, Gua Tempurong 
J. Crowther 
 - Kuala Lumpur  Jabatan MIneral dan Geosains Malaysia 
 - 17p.  ill.  30cm 
<br/><br/> The limestone hills of the Malay Peninsula, particularly those near urban areas, such as in the Kinta Valley, Perak are seriously threatened by quarrying 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology investigation--Gunong Gajah- Tempurong Massif--Perak