APA Style
Birdie, G. (2011.).
Textbook of estimating and costing : civil engineering (6th ed.).
New Delhi ::
Dhanapat Rai Publishing Company.
MLA Style
Birdie, G.S..
"Textbook of estimating and costing : civil engineering".
6th ed.
New Delhi ::
Dhanapat Rai Publishing Company,
2011..
Text.