TY - BOOK AU - Ahmad Baharuddin Abdullah, 1974- AU - Wan Mohd Amri Wan Mamat Ali TI - Kimpalan gas SN - 9789838614627 U1 - 671.522 AHM 2010 PY - 2010/// CY - Pulau Pinang PB - Penerbit Universiti Sains Malaysia KW - Oxyacetylene welding and cutting KW - Malaysia ER -