00423nam a2200145Ia 4500008004100000082002100041100002200062245004600084260002900130300001000159600003000169600002700199600003800226650001300264140224s9999    xx            000 0 und d  a631.62(082.2) M4  aCastle, D.A., ed.  aField drainage; principles and practices.  aLondonbBatsfordcc 1984  a250p.  aMc Cunnall, J., joint ed.  aTring, I.M., joint ed.  aEdited by D.A.Castle (and others)  aDrainage