TY - BOOK AU - Sulong Enjop TI - Groundwater investigation in hard rocks: exploration test well drilling and construction, Sarikei, Sarikei Division Sarawak CY - 1991 KW - Groundwater KW - Sarawak KW - Sarikei KW - Water-supply KW - Geology KW - Survey KW - Wells KW - Sarikei (Sarawak) ER -