http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Some stages in the evolution of the nervous system and the fore-gut of the polychaet
Includes bibliographical references (pages 33-35).
Smithsonian miscellaneous collections ; v. 111, no. 8
Publication (Smithsonian Institution) ; 3983