http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
The Decrease of the Corncrake (Crex crex)
HAARTMAN, Lars von : -- The Decrease of the Corncrake (Crex crex). -- 1958. -- (Soc. scient. Fennica. Commentationes -- biologicae. 18,2.) -- 1962 ! -- KB/Ho.
Soc. scient. Fennica. Commentationes biologicae 18,2