http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
the global challenges of the 21st century
State Committee for Scientific Research Republic of Poland
312 s. : rys., wykr. ; 24 cm + Dodatek : 4 s.
eds.: Antoni Kukliński, Witold M. Orłowski.