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022 |y0714-9263
040 |aCaOODSP|beng|erda|cCaOODSP
043 |an-cn---
0861 |aEn1-3E-PDF
222 0|aEnvironment update
24500|aEnvironment update.
264 1|aOttawa : |bInformation Directorate, Environment Canada, |c1980-[1991]
310 |aSix issues yearly (March 1981- ).
336 |atext|btxt|2rdacontent
337 |acomputer|bc|2rdamedia
338 |aonline resource|bcr|2rdacarrier
3621 |aBegan with : Volume 1, number 1 (November 1980) ; ceased with: Volume 10, number 2 (Winter 1990/1991).
500 |aDigitized edition from print [produced by Environment and Climate Change Canada].
500 |aIssued also in French under title: L'environnement à la une.
515 |aSome issues lack numbering.
588 |aDescription based on: Volume 1, number 1 (November 1980).
588 |aLatest issue consulted: Volume 10, number 2 (Winter 1990/1991).
61010|aCanada. |bEnvironment Canada|vPeriodicals.
650 0|aEnvironmental protection|zCanada|vPeriodicals.
650 0|aEnvironmental policy|zCanada|vPeriodicals.
655 7|aPeriodicals|2lcgft
7101 |aCanada. |bEnvironment Canada, |eissuing body.
77508|tL'Environnement à la une.|w(CaOODSP)9.933787