TY - BOOK ED - Jabatan Kerja Raya Kedah ED - Jabatan Kerja Raya Kedah TI - Development and construction of production wells in the states of Kedah and Perlis U1 - 628.114 23 PY - 1980/// CY - Kedah : PB - Jabatan Kerja Raya Kedah , KW - Groundwater - Management ; Wells ER -