North American BT-9 (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "North American BT-9" in English language version.

refsWebsite

Global rank English rank

2web.archive.org

1^st place

1^st place

1,290^th place

1,111^th place

1warbirdalley.com

low place

low place

low place

low place

aero-web.org

"BT-14s." Archived 2016-03-03 at the Wayback Machine AeroWeb. Retrieved: 24 December 2011.

boeing.com

"BT-9 Yale." Archived 2005-11-26 at the Wayback Machine Boeing History. Retrieved: 5 February 2011.

warbirdalley.com

Hanson, Dave. "Warbirds: BT-9." warbirdalley.com. Retrieved: 5 February 2011.

web.archive.org

"BT-9 Yale." Archived 2005-11-26 at the Wayback Machine Boeing History. Retrieved: 5 February 2011.
"BT-14s." Archived 2016-03-03 at the Wayback Machine AeroWeb. Retrieved: 24 December 2011.