Tolong jelaskan mengenai Rujukan dari Westland Aircraft dalam bahasa melayu

James, Derek N. Westland: A History. Gloucestershire UK: Tempus Publishing Ltd, 2002. ISBN 0-7524-2772-5.

Mondey, David. Westland (Planemakers 2). London: Jane's Publishing Company, 1982. ISBN 0-7106-0134-4.

James, Derek N. Westland Aircraft since 1915. London: Putnam, 1991. ISBN 0-85177-847-X

Wings from the West: 40 years of Westland Flight 15 April 1955 by H. F. KING, MBE.

Penrose "The Westland Way, Part 1 - Beginnings" Flight International 27 May 1965

The hovercraft of the Westlands Aircraft Group (including Saunders-Roe and British Hovercraft Corporation)

Westland at Helis.com: timeline and database section