Progress report on maintenance and operations personnel.

Detalhes bibliográficos
Autor Corporativo:	National Research Council (U.S.). Transportation Research Board
Formato:	Livro
Idioma:	English
Publicado em:	Washington, D.C. Transportation Research Board, National Research Council [1987]
Colecção:	Transportation Research Circular Number 314
Assuntos:	Highway departments > United States > Employees. Highway engineers > United States > Salaries, pensions, etc. Wages > Road construction workers > United States.