Style de citation APA (7e éd.)

National Research Council (U.S.). Highway Research Board. (1973). Unionization in highway and State transportation departments: 3 reports prepared for the 52nd annual meeting. National Academy of Science - National Research Council.

Style de citation Chicago (17e éd.)

National Research Council (U.S.). Highway Research Board. Unionization in Highway and State Transportation Departments: 3 Reports Prepared for the 52nd Annual Meeting. Washington, D.C: National Academy of Science - National Research Council, 1973.

Style de citation MLA (9e éd.)

National Research Council (U.S.). Highway Research Board. Unionization in Highway and State Transportation Departments: 3 Reports Prepared for the 52nd Annual Meeting. National Academy of Science - National Research Council, 1973.