TY  - BOOK
AU  - Dutta, B. N.
TI  - Estimating and costing in civil engineering : : theory and practice including specifications and valuation 
SN  - 817476383X
AV  - D4042 
U1  - 692.5 22
PY  - 2002///
CY  - New Delhi
PB  - UBS Publishers Distributors, Pvt. Ltd.
N1  - Includes index
ER  -