000 01190nam##2200301za#4500
0019.535382
003CaOODSP
00520210615084100
007ta
008150406|2001||||xxc|||||     f|0| 0 eng|d
020 |a0-662-65892-2
040 |aCaOODSP|beng
041 |aeng
041 |afre
043 |an-cn---
0861 |aEn49-5/7-32
1101 |aCanada. |bEnvironment Canada. |bEnvironmental Protection Service.
24510|aNational Air Pollution Surveillance (NAPS) Network: annual summary for 1999 / |cIssued by the Environmental Technology Advancement Directorate.
260 |aOttawa - Ontario : |bEnvironment Canada. |c2001.
300 |a148p. : |bmap, references, tables ; |c28 cm.
4901 |aEnvironmental Protection series
546 |aBilingual
563 |aSpiral binding
590 |a01-42|b2001-10-19
69007|aAir pollution|2gcpds
792 |tRéseau national de surveillance de la pollution atmosphérique (NSPA): sommaire annuel pour 1999 / |w(CaOODSP)9.535383
830#0|aEnvironmental Protection series.|w(CaOODSP)9.509272