National Research Council (U.S.). Transportation Research Board. Committee on Maintenance and Operations Personnel & American Association of State Highway and Transportation Officials. Subcommittee on Maintenance. (1975). Progress report on maintenance and operations personnel. Transportation Research Board.
Chicago Style (17th ed.) CitationNational Research Council (U.S.). Transportation Research Board. Committee on Maintenance and Operations Personnel and American Association of State Highway and Transportation Officials. Subcommittee on Maintenance. Progress Report on Maintenance and Operations Personnel. Washington, D.C: Transportation Research Board, 1975.
ציטוט MLANational Research Council (U.S.). Transportation Research Board. Committee on Maintenance and Operations Personnel and American Association of State Highway and Transportation Officials. Subcommittee on Maintenance. Progress Report on Maintenance and Operations Personnel. Transportation Research Board, 1975.