000 00299nam a22001217a 4500
082 _a625.8
_bNAT
_cD
100 _aNational Research Council
245 _aRigid pavement design 1963
260 _aThe World Bank
_bWashington D.C
_c1964
300 _a168 p. :
_bill. :
_c6 Cm
650 _aMCE
942 _cBK
999 _c7928
_d7928