Mal:Referanse:Clements6.6

Clements, J.F.; T. S. Schulenberg; M.J. Iliff; B.L. Sullivan; C. L. Wood (august 2011), The Clements checklist of birds of the world: Version 6.6 (Excel spreadsheet), Cornell Lab of Ornithology 

Denne malen kan brukast til å gje referansar til Clements checklist of birds of the world: Version 6.6.

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