Ooi, A. C. <br/><br/>
Limestone resource investigation of Gunong Temelang, Perak / 
A. C. Ooi 
 - Ipoh:  Jabatan Penyiasatan Kajibumi,  1979 
 - 23 p. 
 - Report of the Industrial Minerals Division; no.Im 3/1979 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Limestone--Perak<br/>Investigative reporting--Perak