Deskrypcja: | Originally published: Pittsburgh : Transportation Research Institute, Carnegie-Mellon University, 1971. |
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Opis fizyczny: | 103 p. ; 28 cm. |
Bibliografia: | Bibliography: p. 61-62. |
Deskrypcja: | Originally published: Pittsburgh : Transportation Research Institute, Carnegie-Mellon University, 1971. |
---|---|
Opis fizyczny: | 103 p. ; 28 cm. |
Bibliografia: | Bibliography: p. 61-62. |