000 00325pam a2200121a 44500
008 140414b1971 xxu||||| |||| 00| 0 eng d
110 _aUnited Nations
245 _aManual of Traffic Surveys
_c
260 _aBankok
_bUnited Nations Publication
_c1971
650 _aTRAFFIC SURVEYS
690 _aCIVIL ENGINEERING
906 _a5879
999 _c5604
_d5604