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0019.698549
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008150407|2013||||xxc|||||o    f|0| 0 eng d
020 |a978-1-100-22816-7
040 |aCaOODSP|beng
043 |an-cn---
0861 |aEn4-144/57-2013E-PDF
1101 |aCanada. |bEnvironment Canada.
24510|aData sources and methods for the air quality indicators |h[electronic resource]
2463 |aCanadian Environmental Sustainability Indicators
260 |aOttawa - Ontario : |bEnvironment Canada |cNovember 2013.
300 |a36p.|bfigs., tables
590 |a14-07|b2014-02-14
69007|aAir quality|2gcpds
77508|tSources des données et méthodes des indicateurs sur la qualité de l'air |w(CaOODSP)9.642556
794 |tData sources and methods for the air quality indicators |w(CaOODSP)9.699678
85640|ahttp://publications.gc.ca|qPDF|s486 KB|uhttps://publications.gc.ca/collections/collection_2014/ec/En4-144-57-2013-eng.pdf