Ong, Wee Seck <br/><br/>
A geological investigation on the limestone hills of G.Panjang, G. Kandu, G.Mesah, G.Sepah and G.Tunggal, District of Kinta, Perak / 
Ong Wee Seck 
 - Ipoh :  Ibu Pejabat Penyiasatan Kajibumi,  1976 
 - 45 p. :  ill. 
 - A Report of the non-metalliferous section ; no.MX(N) 13/1976 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Limestone--Perak<br/>Mountains--Perak