00350cam a2200145ua 4500020001800000082001800018100002000036245003800056250001200094260004600106260001200152300001200164300000900176700001900185  a9788131788172  a631.4bBRA/NA  aBrady, Nylec  .  aNature and properties of soils /   a12 / 14  aNew Delhi : bPrentice Hall Inc , c1996.  bPearson  a883 ; .  a975p1 aWell, Ray R  .