TY  - BOOK
AU  - Birdie G S
AU  - Birdie Js
AU  - Renu Birdie
TI  - Text Book Of Estimating & Costing ( Civil Engineering0
PY  - 2009///
PB  - DHANPAT RAI & CO
KW  - Civil
KW  - costing
KW  - estimating
KW  - planning & building
ER  -