TY  - BOOK
AU  - Dutta, B. N.
AU  - Tripathi, Akshar
AU  - Tiwari, Nagendra Kumar
TI  - Estimating and Costing in Civil Engineering Theory and Practice: Including Specifications and Valuations Calculations based on DSR
SN  - 9789349881976
U1  - 624.0681 
PY  - 2026///
CY  - CBS Publishers & Distributors
PB  - New Delhi
ER  -