000 002730000a22001210004500
245 _aAn introduction to transportation engineering
100 _aHay, W.W.
250 _a2d ed.
260 _aNey York
_bWiley
_c1977
080 _a629.1
_bH3
041 _aEN
942 _cBK
999 _c100819
_d100819