@book{8139,
	author = {Bank, Brian.},
	title = {Calculus: Multivariable },
	publisher = {John Wiley,},
	year = {2011.},
	address = {New Delhi :},
	edition = {8th ed.},
	url = {http://www.amazon.com/exec/obidos/ASIN/chopaconline-20}
}