@book{44393,
	author = {Ehrmann, Michael, and American Society for Microbiology.},
	title = {The periplasm},
	publisher = {ASM Press,},
	year = {c2007.},
	address = {Washington, D.C. :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10354033}
}