Population ecology of the mallard.
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- OCLC Number: 3350332
- Subject: Mallard.
- Subject code: QL
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Print Holdings
| Archiving Institution | Program | Holdings Description | Retention |
|---|---|---|---|
| HathiTrust (HATHI) | HTDL | v.1 (r: I49.66:105); v.2 (r: I49.66:115/pt. 2); v.3 (r:I49.66:119); v.4 (r:I49.66:130); v.5 (r:I49.66:125); v.6 (r:I49.66:128); v.7 (r:I49.66:147) | permanent |