Não informado. (1966). Tech air. Society of Licensed Aircraft Engineers and Technologists.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Não informado. Tech Air. Kingston Upon Thames, Inglaterra: Society of Licensed Aircraft Engineers and Technologists, 1966.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Não informado. Tech Air. Society of Licensed Aircraft Engineers and Technologists, 1966.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.