APA (7th ed.) Citation

Lancaster, P. (1961). Direct solution of the flutter problem. Her Majesty's Stationery Office.

Chicago Style (17th ed.) Citation

Lancaster, P. Direct Solution of the Flutter Problem. London: Her Majesty's Stationery Office, 1961.

MLA (9th ed.) Citation

Lancaster, P. Direct Solution of the Flutter Problem. Her Majesty's Stationery Office, 1961.

Warning: These citations may not always be 100% accurate.