@book{9554,
	author = {Nicholl, Desmond S. T.},
	title = {An introduction to genetic engineering /},
	publisher = {Cambridge University Press,},
	year = {2008.},
	address = {Cambridge ;},
	edition = {3rd ed.},
	url = {http://www.loc.gov/catdir/enhancements/fy0808/2007045103-b.html}
}