@book{138516,
	author = {HYMAN (L H)},
	title = {Invertebrates V: smaller Coelomate groups, Chaetognatha, Hemichordata, Pogonophora, Phoronida, Ectoprocta, Brachiopoda, Sipunculida, the Coelomate Bilateria},
	publisher = {Mc Graw Hill Book Co.,},
	year = {1955},
	address = {New York}
}