del Hoyo, J.; Elliott, A.; Sargatal, J. 1996. Handbook of the Birds of the World, vol. 3: Hoatzin to Auks. Lynx Edicions, Barcelona, Spain.
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Recommended citation
BirdLife International (2022) Species factsheet: Sterna trudeaui. Downloaded from
http://www.birdlife.org on 23/05/2022.
Recommended citation for factsheets for more than one species: BirdLife International (2022) IUCN Red List for birds. Downloaded from
http://www.birdlife.org on 23/05/2022.