(en) Sol London, « 100th Anniversary of Aviation Pioneer Allan Lockheed », Lockheed : The People Behind the Story, Turner Publishing Company, (ISBN9781563118470, lire en ligne, consulté le )
(en) Graham M. Simons, Lockheed TriStar: The Most Technologically Advanced Commercial Jet of Its Time, Air World, (ISBN978-1-5267-5885-9, lire en ligne)