Rockwell, T. H. (1967). An investigation of variability in driving performance on the highway. Ohio State University, Engineering Experiment Station Systems Research Group.
Lua i Stíl Chicago (17ú heag.)Rockwell, Thomas Hugh. An Investigation of Variability in Driving Performance on the Highway. Ohio: Ohio State University, Engineering Experiment Station Systems Research Group, 1967.
Lua MLA (8ú heag.)Rockwell, Thomas Hugh. An Investigation of Variability in Driving Performance on the Highway. Ohio State University, Engineering Experiment Station Systems Research Group, 1967.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.