Dyfyniad APA
Kermode, A. C., Barnard, R. H., & Philpott, D. R. (1972). Mechanics of flight (11th ed.). Pearson Education.
Dyfyniad Arddull Chicago
Kermode, Alfred Cotterill, R. H. Barnard, and D. R. Philpott. Mechanics of Flight. 11th ed. New Delhi: Pearson Education, 1972.
Dyfyniad MLA
Kermode, Alfred Cotterill, et al. Mechanics of Flight. 11th ed. Pearson Education, 1972.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.