National apprenticeship standards for cement masonry, asphalt, and composition trade.
Contributors: United States. Bureau of Apprenticeship and Training.
Edition: Rev. 1982.
Publisher: U.S. Dept. of Labor, Employment and Training Administration, Bureau of Apprenticeship and Training
Published: 1982
Place of publication: [Washington, D.C.?]
Language: eng
Number of pages: 18
Subjects: Apprentices -- United States.; Masonry -- Vocational guidance.; Cement industry workers -- United States.