@book{2777,
	author = {Varberg, Dale E. and Purcell, Edwin J.},
	title = {Calculus.},
	publisher = {Prentice Hall,},
	year = {c2000.},
	address = {Upper Saddle River, N.J. :},
	edition = {8th ed. /},
	note = {Includes index.}
}