Title: 上海世博外事
Subjects: Bo lan hui, Gai kuang, Expo (International Exhibitions Bureau) (2010 : Shanghai, China). (uri) http://id.loc.gov/authorities/names/n2006033189 (uri) http://viaf.org/viaf/sourceID/LC|n2006033189
Places: Shang hai shi
Time periods: 2010