Kermode, Alfred Cotterill. Flight without formulae: how and why an aeroplane flies explained in simple language / by A. C. Kermode. - 5th ed. - London, Pitman, 2011. - xiii, 281 p., 65 plates. illus. 19 cm. - A "without formulae" book . PB ISBN: 9788131713891 LCCN: 76551343 Nat. Bib. No.: B70-29111 Subjects--Topical Terms: Aeronautics--Popular works.Airplanes--Piloting. LC Class. No.: TL546.7 / .K45 2011 Dewey Class. No.: 629.13 / KER