@book {546,
	title = {Los tipos de Sipunculidos de de Quatrefages del Museo de Paris},
	year = {1984},
	note = {@ SOME TRANSLATED PARTS - REST IS HERE IF NEEDED.},
	publisher = {Universidad del Pais Vasco},
	organization = {Universidad del Pais Vasco},
	address = {Bilbao},
	author = {Saiz Salinas, J. I.}
}
@book {625,
	title = {The phyla Sipuncula and Echiura},
	year = {1972},
	pages = {528 pp},
	publisher = {Trustees British Mus. (Nat. Hist.)},
	organization = {Trustees British Mus. (Nat. Hist.)},
	address = {London},
	author = {Stephen, A. C. and Edmonds, S. J.}
}
