@book{2567,
	author = {Twigg, M. V.},
	title = {Catalyst handbook /},
	publisher = {Manson Pub.,},
	year = {1996},
	address = {London :},
	edition = {2nd ed.},
	url = {http://www.loc.gov/catdir/enhancements/fy0638/97216179-d.html}
}