@book{85609,
	author = {H., Klaus and Rateitschak, Edith M. and Ignacio, Navascués Beulloch},
	title = {Atlas de periodoncia},
	publisher = {Edicones cientificas e técnicas - Masson - Salvat Odontologia},
	year = {1991},
	series = {Farbatlanten der Zahnmedizin},
	address = {Barcelona},
	edition = {2.ª ed}
}