@book{20373,
	author = {Nagle, R. Kent. and Saff, Edward B.},
	title = {Fundamentals of differential equations and boundary value problems /},
	publisher = {Addison-Wesley,},
	year = {c2000.},
	address = {Reading, Mass. :},
	edition = {3rd ed.},
	note = {Library has compact disc: C.}
}