@book{50608,
	author = {Parthasarathy, M. A.},
	title = {Practical software estimation :},
	publisher = {Addison-Wesley,},
	year = {2007},
	address = {Upper Saddle River, NJ :},
	url = {http://www.loc.gov/catdir/toc/ecip074/2006036476.html}
}