Ling Nan Ley <br/><br/>
The detailed hydrogeological investigation of the Kuala Tatau area Bintulu division Sarawak : RAK (E9) 

 - GSKL 037/17/205 
 - Ipoh Perak  Jabatan Penyiasiatan Kajibumi Malaysia  1990 
 - ill:60p. 29.8 cm