TY  - BOOK
AU  - Dutta, B. N.
TI  - Estimating & costing in civil engineering: theory and practice
U1  - 624 
PY  - 1971///
CY  - Lucknow
PB  - B. N. Dutta
KW  - Civil Engineering
KW  - Engineering
KW  - Estimating & Costing
ER  -