Shu Yeoh Khoon
A Sinkhole Occurrence in Bukit Merah New Village, Menglembu, Ipoh : RAK (L1) no. E(F)5/1982 - 1982 - 1 v.(various pagings) 30 cm.+ 2 maps
Geology investigation--Ipoh--Perak
A Sinkhole Occurrence in Bukit Merah New Village, Menglembu, Ipoh : RAK (L1) no. E(F)5/1982 - 1982 - 1 v.(various pagings) 30 cm.+ 2 maps
Geology investigation--Ipoh--Perak