00362nam a2200121Ia 450000500170000000800410001702000150005805000150007310000170008824500660010526000490017165000200022020251229124452.0251229s9999    xx            000 0 und d  a8120500075  aTA 725 .R8  aRudnev,V. K. 0aDigging of soils by earthmovers with powered parts.cK Rudnev  aNew Delhib Oxonian press pvt limited; 1985.  aDigging Of Soil