Ecology of Big City 2011 March 20, 2011
103 Bolshoy Prospect
St. Petersburg, Saint Petersburg Federal City
St. Petersburg, Saint Petersburg Federal City
Specialized Exhibition of Constructions and Means for Water & Air Basins' Protection, Equipment for Waste Processing.
Official Website: http://ecology.lenexpo.ru
Added by mBLAST on August 26, 2010