Cita APA (7th ed.)
Kermode, A. C. (1970). Flight without formulae: How and why an aeroplane flies explained in simple language (5th ed.). Pearson.
Cita Chicago (17th ed.)
Kermode, Alfred Cotterill. Flight Without Formulae: How and Why an Aeroplane Flies Explained in Simple Language. 5th ed. New Delhi: Pearson, 1970.
Cita MLA (9th ed.)
Kermode, Alfred Cotterill. Flight Without Formulae: How and Why an Aeroplane Flies Explained in Simple Language. 5th ed. Pearson, 1970.
Atenció: Aquestes cites poden no estar 100% correctes.