00386nam a2200133Ia 4500008004100000041001200041082001900053100002500072245006600097250001200163260003000175300001300205650003400218231217s9999    xx            000 0 und d  aEnglish  a657.843  BAN;1  aBanga T R Sharma S C 0aMechanical estimating and costing: Including project planning  a1st ed.  c1989bNew Delhi : Khanna,  aviii+256  aMechanical estimating Costing