@book{5152,
	author = {Smith, Bernard G. N.},
	title = {Planning and marketing crowns and bridges},
	publisher = {Informa,},
	year = {2007.},
	address = {London,},
	edition = {4th ed.},
	url = {https://www.routledge.com/Planning-and-Making-Crowns-and-Bridges/Smith-Howe/p/book/9780415398503}
}