ISWA World Congress 2015: LET’S MAKE THE MOST OF OUR RESOURCES AND WASTE
26.07.2015 13:51 08.09.2015
Antwerp, Belgium
Vairāk informācija pieejama:
http://www.iswa.org/nc/events/calendar/eventdetail/show_detail/iswa-world-congress-2015-lets-make-the-most-of-our-resources-and-waste/