@book{46300,
	author = {Dibart, Serge. and Dietrich, Thomas, and ebrary, Inc.},
	title = {Practical periodontal diagnosis and treatment planning},
	publisher = {Wiley-Blackwell,},
	year = {2009.},
	address = {Ames, Iowa :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10341824}
}