National apprenticeship and training standards for glaziers and glassworkers / [developed by the National Glaziers and Glassworkers Joint Apprenticeship Committee in cooperation with the U.S. Department of Labor, Bureau of Apprenticeship and Training.]. [electronic resource]
Imprint
[Washington] : U.S. Dept. of Labor, Employment and Training Administration, Bureau of Apprenticeship and Training, 1976.
