Dyfyniad APA
Bertin, J. J. (2002). Aerodynamics for engineers (4th ed.). Prentice Hall.
Dyfyniad Arddull Chicago
Bertin, John J. Aerodynamics for Engineers. 4th ed. Upper Saddle River, NJ: Prentice Hall, 2002.
Dyfyniad MLA
Bertin, John J. Aerodynamics for Engineers. 4th ed. Prentice Hall, 2002.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.