@book{71649,
	author = {Blank, Leland and Tarquin, Anthony },
	title = {Engineering economy /},
	publisher = {Tata McGraw-Hill},
	year = {2012},
	address = {New Delhi},
	edition = {7th ed},
	note = {Includes bibliographical references and index.},
	url = {http://catdir.loc.gov/catdir/enhancements/fy1107/2010052297-d.html}
}