00296nam a2200121Ia 4500008004100000041001200041082001100053100001600064245006600080260000600146650000600152700001600158221030s9999    xx            000 0 und d  aEnglish  a105.23  aS.c. Sharma 0aMechanical Estimating & Costingcby S.c. Sharma , T. R. Banga  c0  aB  aT. R. Banga