1
Έκδοση 1991
“...Transportation Research Board, National Research Council,...”
Βιβλίο
2
Έκδοση 1978
“...National Research Council. Commission on Sociotechnical Systems. Transportation Research Board...”
Βιβλίο
3
Έκδοση 1979
“...National Research Council. Commission on Sociotechnical Systems. Transportation Research Board...”
Βιβλίο
4
Έκδοση 1982
“...Transportation Research Board...”
Βιβλίο
5
Έκδοση 2002
“...Transportation Research Board, National Research Council,...”Issued also electronically via www. (2002-)
Περιοδική έκδοση
6
7
8
9