Iceland gull (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Iceland gull" in English language version.

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archive.org

Jobling, James A (2010). The Helm Dictionary of Scientific Bird Names. London: Christopher Helm. pp. 174, 219. ISBN 978-1-4081-2501-4.
Olsen, Klaus Malling; Larsson, Hans (2004). Gulls of North America, Europe, and Asia. Princeton University Press. ISBN 978-0691119977.

BirdLife International. (2019) [amended version of 2018 assessment]. "Larus glaucoides". IUCN Red List of Threatened Species. 2019: e.T22729877A155595584. doi:10.2305/IUCN.UK.2018-2.RLTS.T22729877A155595584.en. Retrieved 13 April 2021.
Chesser, R. Terry; Burns, Kevin J.; Cicero, Carla; Dunn, John L.; Kratter, Andrew W; Lovette, Irby J; Rasmussen, Pamela C.; Remsen, J.V. Jr; Rising, James D.; Stotz, Douglas F.; Winker, Kevin (2017). "Fifty-eighth supplement to the American Ornithological Society's Check-list of North American Birds". The Auk. 134 (3): 751–773. doi:10.1642/AUK-17-72.1.

BirdLife International. (2019) [amended version of 2018 assessment]. "Larus glaucoides". IUCN Red List of Threatened Species. 2019: e.T22729877A155595584. doi:10.2305/IUCN.UK.2018-2.RLTS.T22729877A155595584.en. Retrieved 13 April 2021.

Chesser, R. Terry; Burns, Kevin J.; Cicero, Carla; Dunn, John L.; Kratter, Andrew W; Lovette, Irby J; Rasmussen, Pamela C.; Remsen, J.V. Jr; Rising, James D.; Stotz, Douglas F.; Winker, Kevin (2017). "Fifty-eighth supplement to the American Ornithological Society's Check-list of North American Birds". The Auk. 134 (3): 751–773. doi:10.1642/AUK-17-72.1.