00327nam a2200121Ia 4500008004100000082002100041100002100062245002500083260003700108300001400145600002000159650002600179140224s9999    xx            000 0 und d  a628.86:631.43 K6  aLuthin, James N.  aDrainage engineering  aNew DelhibWiley Easterncc 1966  avii,250p.  aJames N. Luthin  aDrainage,Soil physics