Salter, R.J.
Highway traffic analysis and design - rev.ed. - London McMillan 1974 - 378 p.
0-333-360281
HIGHWAY TRAFFIC CONTROL
TRAFFIC SIGNS, SIGNALS AND MARKINGS
HIGHWAY SIGNS, SIGNALS AND MARKINGS
625.746.53 / S3
Highway traffic analysis and design - rev.ed. - London McMillan 1974 - 378 p.
0-333-360281
HIGHWAY TRAFFIC CONTROL
TRAFFIC SIGNS, SIGNALS AND MARKINGS
HIGHWAY SIGNS, SIGNALS AND MARKINGS
625.746.53 / S3