TY  - BOOK
AU  - Banga,T.R.
AU  - Sharma,S.C.
TI  - Mechanical Estimating & Costing Including Contracting
SN  - 9788174092663
U1  - 621.0299 
PY  - 2021///
CY  - New Delhi
PB  - Khanna Publishers
ER  -