Speller, W. J. C. (1953). Airframe structure and controls: Flying instruments and equipment. Pitman.
Chicago Style (17th ed.) CitationSpeller, William James Charles. Airframe Structure and Controls: Flying Instruments and Equipment. London: Pitman, 1953.
MLA (9th ed.) CitationSpeller, William James Charles. Airframe Structure and Controls: Flying Instruments and Equipment. Pitman, 1953.
Warning: These citations may not always be 100% accurate.