http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Chiggers of the genus Euschöngastia (Acarina: Trombiculidae) in North America
FARRELL, Charles E.: -- Chiggers of the genus Euschöngastia -- (Acarina: Trombiculidae) in North America. 1956. -- (Proceedings of the United States Nat -- ional Museum. Nr 3364.) -- 1957! -- KB/U.
Proceedings of the United States National Museum Nr 3364