Blumentritt, C. W. (1981). Guidelines for selection of ramp control systems. Transportation Research Board, National Research Council.
Chicago-Zitierstil (17. Ausg.)Blumentritt, C. W. Guidelines for Selection of Ramp Control Systems. Washington, D.C: Transportation Research Board, National Research Council, 1981.
MLA-Zitierstil (9. Ausg.)Blumentritt, C. W. Guidelines for Selection of Ramp Control Systems. Transportation Research Board, National Research Council, 1981.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.