000 00631nas##2200181za#4500
0019.504769
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040 |aCaOODSP|beng
043 |an-cn---
0861 |aEn49-31E-PDF
1101 |aCanada. |bEnvironment Canada. |bEnvironmental Protection Service.
24510|aEnvironmental protection series. [Commercial chemicals] |h[electronic resource]
260 |aOttawa - Ontario : |bEnvironment Canada.
310 |aIrregular
77508|tSérie de la protection de l'environnement. [Produits chimiques commerciaux] |w(CaOODSP)9.501178