@book{217595,
	author = {Kreyszig, Erwin.},
	title = {Advanced engineering mathematics  (E-BOOK)},
	publisher = {John Wiley,},
	year = {c2006.},
	address = {Hoboken, NJ :},
	edition = {9th ed.},
	url = {http://www.loc.gov/catdir/enhancements/fy0619/2004065932-d.html}
}