000 00486nam a2200169 a 4500
999 _c12803
_d12803
020 _a0070354650 (hardcover)
020 _a9780070354654 (hardcover)
100 1 _aKrebs, Robert D.
245 1 0 _aHighway Materials /
260 _a[S.l.] :
_bMcGraw-Hill Inc.,US,
_c1971.
300 _a428 p. ;
650 _aRoad materials.
650 _aRoads--Subgrades.
700 1 _aWalker, Richard D.
856 4 0 _uhttp://www.amazon.com/exec/obidos/ASIN/0070354650/chopaconline-20
942 _cBK