http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
EHRNROOTH,N.G.: -- Co-Ordination of transport.- Helsingfors -- 1961. 58 S. 8° -- ( Soc. scient. Fennica. Commentationes -- humanarum litterarum. 27,1.) -- 1962 ! -- Ho°
Soc. scient. Fennica. Commentationes humanarum litterarum. 27,1