APA (7th ed.) Citation

Hartcup, G. (1974). The achievement of the airship: A history of the development of rigid, semi-rigid, and non-rigid airships. David & Charles.

Chicago Style (17th ed.) Citation

Hartcup, Guy. The Achievement of the Airship: A History of the Development of Rigid, Semi-rigid, and Non-rigid Airships. Newton Abbot ; North Pomfret, Vt.: David & Charles, 1974.

MLA (9th ed.) Citation

Hartcup, Guy. The Achievement of the Airship: A History of the Development of Rigid, Semi-rigid, and Non-rigid Airships. David & Charles, 1974.