TY  - BOOK
AU  - Birdie G.S 
TI  - Textbook Of Estimating And Costing ( Civil Engineering 
SN  - 978-93-84559-51-9
PY  - 2015///
CY  - Delhi 
PB  - Dhanpat Rai Publishing Company 
KW  - FS
UR  - FS ( 8 )
ER  -