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  1. By: Sweeney, Roger G.
    Type: Article
    In: The Avicultural magazine
    Volume: 100
    Issue: 3
    Date: 1994
    Page Range: 136--139
    Publication Info: Ascot, Berkshire, etc Avicultural Society, etc
  2. By: Sweeney, Roger G.
    Type: Article
    In: The Avicultural magazine
    Volume: 100
    Issue: 1
    Date: 1994
    Page Range: 40--48
    Publication Info: Ascot, Berkshire, etc Avicultural Society, etc
  3. By: Sweeney, Roger G.
    Type: Article
    In: The Avicultural magazine
    Volume: 101
    Issue: 2
    Date: 1995
    Page Range: 78--84
    Publication Info: Ascot, Berkshire, etc Avicultural Society, etc
  4. By: Sweeney, Roger G.
    Type: Article
    In: The Avicultural magazine
    Volume: 101
    Issue: 3
    Date: 1995
    Page Range: 123--128
    Publication Info: Ascot, Berkshire, etc Avicultural Society, etc
  5. By: Sweeney, Roger G.
    Type: Article
    In: The Avicultural magazine
    Volume: 102
    Issue: 2
    Date: 1996
    Page Range: 79--82
    Publication Info: Ascot, Berkshire, etc Avicultural Society, etc
  6. By: Sweeney, Roger G.
    Type: Article
    In: The Avicultural magazine
    Volume: 102
    Issue: 4
    Date: 1996
    Page Range: 145--149
    Publication Info: Ascot, Berkshire, etc Avicultural Society, etc
  7. By: Sweeney, Roger G.
    Type: Article
    In: The Avicultural magazine
    Volume: 102
    Issue: 3
    Date: 1996
    Page Range: 106--117
    Publication Info: Ascot, Berkshire, etc Avicultural Society, etc
  8. By: Sweeney, Roger G.
    Type: Article
    In: The Avicultural magazine
    Volume: 103
    Issue: 1
    Date: 1997
    Page Range: 6--15
    Publication Info: Ascot, Berkshire, etc Avicultural Society, etc
  9. By: Sweeney, Roger G.
    Type: Article
    In: The Avicultural magazine
    Volume: 103
    Issue: 3
    Date: 1997
    Page Range: 101--107
    Publication Info: Ascot, Berkshire, etc Avicultural Society, etc
  10. By: Sweeney, Roger G.
    Type: Article
    In: The Avicultural magazine
    Volume: 103
    Issue: 4
    Date: 1997
    Page Range: 159--170
    Publication Info: Ascot, Berkshire, etc Avicultural Society, etc
  11. By: Sweeney, Roger G.
    Type: Article
    In: The Avicultural magazine
    Volume: 103
    Issue: 2
    Date: 1997
    Page Range: 85--91
    Publication Info: Ascot, Berkshire, etc Avicultural Society, etc
  12. By: Sweeney, Roger G.
    Type: Article
    In: The Avicultural magazine
    Volume: 104
    Issue: 3
    Date: 1998
    Page Range: 102--113
    Publication Info: Ascot, Berkshire, etc Avicultural Society, etc
  13. By: Sweeney, Roger G.
    Type: Article
    In: The Avicultural magazine
    Volume: 104
    Issue: 1
    Date: 1998
    Page Range: 14--16
    Publication Info: Ascot, Berkshire, etc Avicultural Society, etc
  14. By: Sweeney, Roger G.
    Type: Article
    In: The Avicultural magazine
    Volume: 105
    Issue: 2
    Date: 1999
    Page Range: 86--89
    Publication Info: Ascot, Berkshire, etc Avicultural Society, etc
  15. By: Sweeney, Roger G.
    Type: Article
    In: Animal keepers' forum
    Volume: 40
    Issue: 5
    Date: 2013-05
    Page Range: 230--235
    Publication Info: Topeka, Kan, American Association of Zoo Keepers,
  16. By: Sweeney, Roger G.
    Type: Article
    In: Animal keepers' forum
    Volume: 40
    Issue: 5
    Date: 2013-05
    Page Range: 211--217
    Publication Info: Topeka, Kan, American Association of Zoo Keepers,