@book{17545,
	author = {Kreyszig, Erwin.},
	title = {Advanced engineering mathematics /},
	publisher = {Wiley,},
	year = {c2011 [repriented 2019].},
	address = {New Delhi :},
	edition = {10th ed.},
	url = {http://www.loc.gov/catdir/description/wiley033/98037591.html}
}