@book{16972,
	author = {Freeman, Eric and Robson, Elisabeth.},
	title = {Head First design patterns :},
	publisher = {Shroff Pub.,},
	year = {c2004 [reprinted 2016].},
	address = {India :},
	note = {Includes index.},
	url = {http://www.loc.gov/catdir/enhancements/fy0715/2005280819-d.html}
}