@book{4067,
	author = {Grotkasten, Silke. and Kienzerle, Hubert.},
	title = {Gimnasia para la columna vertebral /  },
	publisher = {Paidotribo, },
	year = {c2007.},
	series = {Colección cuerpo sano},
	address = {Badalona : },
	edition = {8®. ed.}
}