Bell 201 (Galician Wikipedia)

Analysis of information sources in references of the Wikipedia article "Bell 201" in Galician language version.

refsWebsite

Global rank Galician rank

6^th place

8^th place

1web.archive.org

1^st place

1^st place

archive.org

Apostolo, Giorgio (1984). The Illustrated Encyclopedia of Helicopters. Bonanza Books. ISBN 978-0-517-43935-7.
Spenser, Jay P (1998). Whirlybirds, A History of the U.S. Helicopter Pioneers. University of Washington Press. ISBN 0-295-98058-3.

web.archive.org

"Bell UH-1 'Huey'". US Centennial of Flight. Archived from the original on 27 de maio de 2010. Consultado o 8 de novembro de 2018.