Reference

Clements, J. F.:
    eBird/Clements checklist of birds of the world

Published by: Cornell Lab of Ornithology

Internet address: http://www.birds.cornell.edu/clementschecklist/Clements%206.4.xls/view

Language:

Type: Electronic document

BioLib citation format:

Clements, J. F.: eBird/Clements checklist of birds of the world [http://www.birds.cornell.edu/clementsche...], Cornell Lab of Ornithology