@book{541,
	author = {Powell, Peter C. and Ingen Housz, A. J.},
	title = {Engineering with polymers /},
	publisher = {Stanley Thornes,},
	year = {1998.},
	address = {Cheltenham :},
	edition = {2nd ed.},
	note = {Previous ed.: London : Chapman & Hall, 1983.},
	url = {http://www.loc.gov/catdir/enhancements/fy0745/00361765-d.html}
}