Joanes Muda <br/><br/>
Gold exploration in the S Diwata S Sapagaya and S  Telewas areas Lahad Datu Sabah : RAK (E1) 

 - JMG. Sabah 
 - Ipoh Perak  Jabatan Kajibumi Malaysia  1988 
 - ill:16p. 29.8 cm