Sulong Enjop
Groundwater investigation in hard rocks exploration test well drilling and construction Sarikei Sarikei division Sarawak - GSKL 422/8 - Ipoh Perak Jabatan Penyiasatan Kajibumi Malaysia 1991 - ill:42p. 29.8 cm
Groundwater investigation in hard rocks exploration test well drilling and construction Sarikei Sarikei division Sarawak - GSKL 422/8 - Ipoh Perak Jabatan Penyiasatan Kajibumi Malaysia 1991 - ill:42p. 29.8 cm