National Center for Construction Education and Research. (1999). Base Metal Preparation module 29104: Trainee guide AWS Welding Entry Level Welder. Prentice Hall.
Chicago Style (17th ed.) CitationNational Center for Construction Education and Research. Base Metal Preparation Module 29104: Trainee Guide AWS Welding Entry Level Welder. Upper Saddle River, New Jersey: Prentice Hall, 1999.
MLA (8th ed.) CitationNational Center for Construction Education and Research. Base Metal Preparation Module 29104: Trainee Guide AWS Welding Entry Level Welder. Prentice Hall, 1999.
Warning: These citations may not always be 100% accurate.