@book{250884,
	author = {Campbell, Neil A., and Reece, Jane B.},
	title = {Essential biology /},
	publisher = {Pearson/Benjamin Cummings,},
	year = {c2007.},
	address = {San Francisco :},
	edition = {3rd ed.},
	note = {Includes index.},
	url = {http://www.loc.gov/catdir/toc/ecip0617/2006023384.html}
}