Rockwell, T. H. (1967). An investigation of variability in driving performance on the highway. Ohio State University, Engineering Experiment Station Systems Research Group.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Rockwell, Thomas Hugh. An Investigation of Variability in Driving Performance on the Highway. Ohio: Ohio State University, Engineering Experiment Station Systems Research Group, 1967.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)Rockwell, Thomas Hugh. An Investigation of Variability in Driving Performance on the Highway. Ohio State University, Engineering Experiment Station Systems Research Group, 1967.
Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.