TY  - BOOK
AU  - Amarjit Aggarwal
AU  - Upadhyay,A.K
TI  - Civil Estimating, Costing and Valuation
SN  - 8185749981
U1  - 690.5 
PY  - 2008///
CY  - New Delhi
PB  - S.K. Kataria & Sons
ER  -