TY - BOOK AU - Ong,Wee Seck ED - Malaysia. TI - A geological investigation on the limestone hills of G.Panjang, G. Kandu, G.Mesah, G.Sepah and G.Tunggal, District of Kinta, Perak PY - 1976/// CY - Ipoh PB - Ibu Pejabat Penyiasatan Kajibumi KW - Limestone KW - Perak KW - Mountains ER -