3G Handy guide : welding / 3G E-Learning. - 2nd edition. - vii, 220 pages : color illustrations ; 24 cm + DVD - 3G handy guide . Includes index. ISBN: 978-1-98468-083-9 1984680838 Subjects--Topical Terms: Welding. Metalworking Dewey Class. No.: 671.52 T5311 2023