000 00546cam a22001697a 4500
008 180718b1986 xxu||||| |||| 00| 0 eng d
082 _aX6 In8g
100 _aSayers, Michael W.
245 _aGuidelines for conducting and calibrating road roughness measurement
_cBy Michael W. Sayers, Thomas D. Gillespie and William D.O. P
260 _aWashington, D.C.
_bIBRD
_c1986
300 _a87p.
440 _aWorld Bank Technical Paper, 46
650 _aRoads
700 _aPaterson, William D.O
700 _aGillespie, Thomas D.
700 _aIBRD
999 _c224170
_d224170