http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Review of the family Hydrophilidae of Canada and Alaska (Coleoptera)
Family hydrophilidae of Canada and Alaska
316 pages : illustrations, maps ; 25 cm.
Spine title: The family hydrophilidae of Canada and Alaska.
Memoirs of the Entomological Society of Canada. no. 142